{"id":826,"date":"2023-12-26T18:04:14","date_gmt":"2023-12-26T17:04:14","guid":{"rendered":"https:\/\/www.iuss.org\/?page_id=826"},"modified":"2026-03-20T11:01:57","modified_gmt":"2026-03-20T10:01:57","slug":"past-officers","status":"publish","type":"page","link":"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/","title":{"rendered":"Past officers"},"content":{"rendered":"<h3>ISSS-IUSS Presidents (1924-2020)<\/h3>\n<ol>\n<li>USA, J.G. Lipman, 1924-1927<\/li>\n<li>USSR, K. Gedroiz, 1927-1930<\/li>\n<li>UK, J. Russell, 1930-1935<\/li>\n<li>Germany, Friedrich Wilhelm Schucht, 1935-1940<\/li>\n<li>Netherlands, C.H. Edelman, 1950<\/li>\n<li>Belgium, R. Tavernier, 1950-1954<\/li>\n<li>France, A. Oudin, 1954-1956<\/li>\n<li>USA, R. Bradfield, 1956-1960<\/li>\n<li>Romania, N.C. Cernescu,1960-1964<\/li>\n<li>Australia, E.G. Hallsworth,1964-1968<\/li>\n<li>USSR, V.A. Kovda,1968-1974<\/li>\n<li>Canada, C.F. Bentley, 1974-1978<\/li>\n<li>India, J.S. Kanwar, 1978-1982<\/li>\n<li>Germany, K.H. Hartge, 1982-1986<\/li>\n<li>Japan, A. Tanaka,1986-1990<\/li>\n<li>Mexico, A.A. Santelises,1990-1994<\/li>\n<li>France, A. Ruellan, 1994-1998<\/li>\n<li>Thailand, S. Theerawong, 1998-2002<\/li>\n<li>USA, D.L. Sparks, 2002-2006<\/li>\n<li>Australia, R.S. Swift, 2006-2010<\/li>\n<li>Korea, J.E. Yang, 2010-2014<\/li>\n<li>Germany, R. Horn, 2014-2016<\/li>\n<li>USA, R. Lal, 2017-2018<\/li>\n<li>Japan, T. Kosaki, 2019-2020<\/li>\n<li>Mexico, L. B. Reyes-S\u00e1nchez, 2021-2022<\/li>\n<\/ol>\n<hr class=\"divider height-2 margin-top-20 margin-bottom-20\" \/>\n<h3>IUSS Presidents and Executive Committees 2021-2022<\/h3>\n<h4>IUSS\u00a0Presidents Committee<\/h4>\n<p>President (2021-2022): Laura Bertha Reyes S\u00e1nchez \/ Mexico\u00a0<a href=\"mailto:lbrs@unam.mx\">Contact<\/a><br \/>\nPresident Elect (2021-2022): Edoardo A.C. Costantini \/ Italy\u00a0<a href=\"mailto:eac.costantini@gmail.com\">Contact<\/a><br \/>\nPast President (2021-2022): Takashi Kosaki \/ Japan <a href=\"mailto:kosakit8@vega.aichi-u.ac.jp\">Contact<\/a><br \/>\nVice President Congress (2022-2026): Jiabao Zhang \/ China <a href=\"mailto:jbzhang@issas.ac.cn\">Contact<\/a><br \/>\nTreasurer: Andreas Baumgarten \/ Austria <a href=\"mailto:andreas.baumgarten@ages.at\">Contact<\/a><\/p>\n<hr class=\"divider height-2 margin-top-20 margin-bottom-20\" \/>\n<h4>IUSS\u00a0Executive Committee<\/h4>\n<p>President (2021-2022): Laura Bertha Reyes S\u00e1nchez \/ Mexico\u00a0<a href=\"mailto:lbrs@unam.mx\">Contact<\/a><br \/>\nPresident Elect (2021-2022): Edoardo A.C. Costantini \/ Italy <a href=\"mailto:eac.costantini@gmail.com\">Contact<\/a><br \/>\nPast President (2021-2022): Takashi Kosaki \/ Japan <a href=\"mailto:kosakit8@vega.aichi-u.ac.jp\">Contact<\/a><br \/>\nVice President Congress (2018-2022): Bruce Lascelles \/ United Kingdom\u00a0<a href=\"mailto:Bruce.Lascelles@arcadis.com\">Contact<\/a><br \/>\nTreasurer: Andreas Baumgarten \/ Austria\u00a0<a href=\"mailto:andreas.baumgarten@ages.at\">Contact<\/a><br \/>\nCommittee on prizes and awards: Tom Sauer \/ USA\u00a0<a href=\"mailto:Tom.Sauer@ARS.USDA.GOV\">Contact<\/a><br \/>\nCommittee on budget and finance: John Kim (Korea)\u00a0<a href=\"mailto:johnkim@uos.ac.kr\">Contact<\/a><br \/>\nCommittee on statutes and structure: Alfred Hartemink \/ USA\u00a0<a href=\"mailto:alfred.hartemink@wisc.edu\">Contact<\/a><br \/>\nCommittee on Presidential elections: Rainer Horn \/ Germany\u00a0<a href=\"https:\/\/www.iuss.org\/redaxo\/rhorn@soils.uni-kiel.de\">Contact<\/a><br \/>\nChair of Division 1: Erika Mich\u00e9li \/ Hungary\u00a0<a href=\"mailto:micheli.erika@mkk.szie.hu\">Contact<\/a><br \/>\nChair of Division 2: Ryusuke Hatano \/ Japan\u00a0<a href=\"mailto:hatano@chem.agr.hokudai.ac.jp\">Contact<\/a><br \/>\nChair of Division 3: Bal Ram Singh \/ Norway\u00a0<a href=\"mailto:balram.singh@nmbu.no\">Contact<\/a><br \/>\nChair of Division 4: Damien J. Field \/ Australia\u00a0<a href=\"mailto:damien.field@sydney.edu.au\">Contact<\/a><\/p>\n<hr class=\"divider height-2 margin-top-20 margin-bottom-20\" \/>\n<h3>IUSS\u00a0Presidents and Executive Committees 2019-2020<\/h3>\n<h4>IUSS\u00a0Presidents Committee<\/h4>\n<p>President (2019-2020): Takashi Kosaki \/ Japan\u00a0<a href=\"mailto:kosakit8@vega.aichi-u.ac.jp\">Contact<\/a><br \/>\nPresident Elect (2019-2020): Laura Bertha Reyes S\u00e1nchez \/ Mexico\u00a0<a href=\"mailto:lbrs@unam.mx\">Contact<\/a><br \/>\nPast President (2019-2020): Rattan Lal \/ USA\u00a0<a href=\"mailto:lal.1@osu.edu\">Contact<\/a><br \/>\nVice President Congress (2018-2022): Bruce Lascelles \/ United Kingdom\u00a0<a href=\"mailto:Bruce.Lascelles@arcadis.com\">Contact<\/a><br \/>\nTreasurer: Andreas Baumgarten \/ Austria\u00a0<a href=\"mailto:andreas.baumgarten@ages.at\">Contact<\/a><\/p>\n<hr class=\"divider height-2 margin-top-20 margin-bottom-20\" \/>\n<h3>IUSS\u00a0Executive Committee<\/h3>\n<p>President (2019-2020): Takashi Kosaki \/ Japan\u00a0<a href=\"mailto:kosakit8@vega.aichi-u.ac.jp\">Contact<\/a><br \/>\nPresident Elect (2019-2020): Laura Bertha Reyes S\u00e1nchez \/ Mexico\u00a0<a href=\"mailto:lbrs@unam.mx\">Contact<\/a><br \/>\nPast President (2019-2020): Rattan Lal \/ USA\u00a0<a href=\"mailto:lal.1@osu.edu\">Contact<\/a><br \/>\nVice President Congress (2018-2022): Bruce Lascelles \/ United Kingdom\u00a0<a href=\"mailto:Bruce.Lascelles@arcadis.com\">Contact<\/a><br \/>\nSecretary: Sigbert Huber \/ Austria\u00a0<a href=\"mailto:iuss@umweltbundesamt.at\">Contact<\/a><br \/>\nTreasurer: Andreas Baumgarten \/ Austria\u00a0<a href=\"mailto:andreas.baumgarten@ages.at\">Contact<\/a><br \/>\nCommittee on prizes and awards: Tom Sauer \/ USA\u00a0<a href=\"mailto:Tom.Sauer@ARS.USDA.GOV\">Contact<\/a><br \/>\nCommittee on budget and finance: John Kim (Korea)\u00a0<a href=\"mailto:johnkim@uos.ac.kr\">Contact<\/a><br \/>\nCommittee on statutes and structure: Alfred Hartemink \/ USA\u00a0<a href=\"mailto:alfred.hartemink@wisc.edu\">Contact<\/a><br \/>\nCommittee on Presidential elections: Rainer Horn \/ Germany\u00a0<a href=\"https:\/\/www.iuss.org\/redaxo\/rhorn@soils.uni-kiel.de\">Contact<\/a><br \/>\nChair of Division 1: Erika Mich\u00e9li \/ Hungary\u00a0<a href=\"mailto:micheli.erika@mkk.szie.hu\">Contact<\/a><br \/>\nChair of Division 2: Ryusuke Hatano \/ Japan\u00a0<a href=\"mailto:hatano@chem.agr.hokudai.ac.jp\">Contact<\/a><br \/>\nChair of Division 3: Bal Ram Singh \/ Norway\u00a0<a href=\"mailto:balram.singh@nmbu.no\">Contact<\/a><br \/>\nChair of Division 4: Damien J. Field \/ Australia\u00a0<a href=\"mailto:damien.field@sydney.edu.au\">Contact<\/a><\/p>\n<hr class=\"divider height-2 margin-top-20 margin-bottom-20\" \/>\n<h3>IUSS Presidents and executive Committees 2017 \u2013 2018<\/h3>\n<h4>IUSS Presidents Committee<\/h4>\n<p>President: Rattan Lal \/ USA\u00a0<a href=\"mailto:lal.1@osu.edu\">Contact<\/a><br \/>\nPresident Elect: Takashi Kosaki \/ Japan\u00a0<a href=\"mailto:kosakit8@vega.aichi-u.ac.jp\">Contact<\/a><br \/>\nPast president: Rainer Horn \/ Germany\u00a0<a href=\"mailto:rhorn@soils.uni-kiel.de\">Contact<\/a><br \/>\nVice President Congress: Flavio Camargo \/ Brazil <a href=\"mailto:fcamargo@ufrgs.br\">Contact<\/a><br \/>\nTreasurer Andreas Baumgarten \/ Austria\u00a0<a href=\"mailto:andreas.baumgarten@ages.at\">Contact<\/a><\/p>\n<hr class=\"divider height-2 margin-top-20 margin-bottom-20\" \/>\n<h4>IUSS Executive Committee<\/h4>\n<p>President: Rattan Lal \/ USA\u00a0<a href=\"mailto:lal.1@osu.edu\">Contact<\/a><br \/>\nPresident Elect: Takashi Kosaki \/ Japan\u00a0<a href=\"mailto:kosakit8@vega.aichi-u.ac.jp\">Contact<\/a><br \/>\nPast president: Rainer Horn \/ Germany\u00a0<a href=\"mailto:rhorn@soils.uni-kiel.de\">Contact<\/a><br \/>\nVice President Congress: Flavio Camargo \/ Brazil <a href=\"mailto:fcamargo@ufrgs.br\">Contact<\/a><br \/>\nSecretary: Sigbert Huber \/ Austria\u00a0<a href=\"mailto:sigbert.huber@umweltbundesamt.at\">Contact<\/a><br \/>\nTreasurer Andreas Baumgarten \/ Austria\u00a0<a href=\"mailto:andreas.baumgarten@ages.at\">Contact<\/a><br \/>\nCommittee on awards and prizes: Mary Beth Kirkham \/ USA <a href=\"mailto:mbk@ksu.edu\">Contact<\/a><br \/>\nCommittee on budget and finances: Stephen Nortcliff \/ UK <a href=\"mailto:iuss@reading.ac.uk\">Contact<\/a><br \/>\nCommittee on statutes and byelaws: Don Sparks \/ USA\u00a0<a href=\"mailto:dlsparks@udel.edu\">Contact<\/a><br \/>\nCommittee on Presidential elections: Roger Swift \/ Australia\u00a0<a href=\"mailto:rswift@uqg.uq.edu.au\">Contact<\/a><br \/>\nChair of Division 1: Erika Mich\u00e9li \/ Hungary <a href=\"mailto:micheli.erika@mkk.szie.hu\">Contact<\/a><br \/>\nChair of Division 2: Kazuyuki Inubushi \/ Japan <a href=\"mailto:inubushi@faculty.chiba-u.jp\">Contact<\/a><br \/>\nChair of Division 3: Bal Ram Singh \/ Norway <a href=\"mailto:balram.singh@nmbu.no\">Contact<\/a><br \/>\nChair of Division 4: Christian Feller \/ France <a href=\"mailto:christian.feller@ird.fr\">Contact<\/a><\/p>\n<hr class=\"divider height-2 margin-top-20 margin-bottom-20\" \/>\n<h3>IUSS Presidents and executive Committees 2015 \u2013 2016<\/h3>\n<h4>IUSS Presidents Committee<\/h4>\n<p>President: Rainer Horn \/ Germany\u00a0<a href=\"mailto:rhorn@soils.uni-kiel.de\">Contact<\/a><br \/>\nPresident Elect: Rattan Lal \/ USA\u00a0<a href=\"mailto:lal.1@osu.edu\">Contact<\/a><br \/>\nPast President: Jae Yang \/ Korea\u00a0<a href=\"mailto:yangjay@kangwon.ac.kr\">Contact<\/a><br \/>\nVice President Congress: Flavio Camargo \/ Brazil\u00a0<a href=\"mailto:fcamargo@ufrgs.br\">Contact<\/a><br \/>\nTreasurer Andreas Baumgarten \/ Austria\u00a0<a href=\"mailto:andreas.baumgarten@ages.at\">Contact<\/a><\/p>\n<hr class=\"divider height-2 margin-top-20 margin-bottom-20\" \/>\n<h4>IUSS Executive Committee<\/h4>\n<p>President Rainer Horn \/ Germany\u00a0<a href=\"mailto:rhorn@soils.uni-kiel.de\">Contact<\/a><br \/>\nPresident Elect Rattan Lal \/ USA\u00a0<a href=\"mailto:lal.1@osu.edu\">Contact<\/a><br \/>\nPast president: Jae Yang \/ Korea\u00a0<a href=\"mailto:yangjay@kangwon.ac.kr\">Contact<\/a><br \/>\nVice President Congress Flavio Camargo \/ Brazil\u00a0<a href=\"mailto:fcamargo@ufrgs.br\">Contact<\/a><br \/>\nSecretary: Sigbert Huber \/ Austria\u00a0<a href=\"mailto:Sigbert.huber@umweltbundesamt.at\">Contact<\/a><br \/>\nTreasurer: Andreas Baumgarten \/ Austria\u00a0<a href=\"mailto:andreas.baumgarten@ages.at\">Contact<\/a><br \/>\nCommittee on awards and prizes: Mary Beth Kirkham \/ USA\u00a0<a href=\"mailto:mbk@ksu.edu\">Contact<\/a><br \/>\nCommittee on budget and finances: Stephen Nortcliff \/ UK\u00a0<a href=\"mailto:iuss@reading.ac.uk\">Contact<\/a><br \/>\nCommittee on statutes and byelaws: Don Sparks \/ USA\u00a0<a href=\"mailto:dlsparks@udel.edu\">Contact<\/a><br \/>\nCommittee on Presidential elections: Roger Swift \/ Australia\u00a0<a href=\"mailto:rswift@uqg.uq.edu.au\">Contact<\/a><br \/>\nChair of Division 1: Erika Mich\u00e9li \/ Hungary\u00a0<a href=\"mailto:micheli.erika@mkk.szie.hu\">Contact<\/a><br \/>\nChair of Division 2: Kazuyuki Inubushi \/ Japan\u00a0<a href=\"mailto:inubushi@faculty.chiba-u.jp\">Contact<\/a><br \/>\nChair of Division 3: Takashi Kosaki \/ Japan\u00a0<a href=\"mailto:balram.singh@nmbu.no\">Contact<\/a><br \/>\nChair of Division 4: Christian Feller \/ France\u00a0<a href=\"mailto:christian.feller@ird.fr\">Contact<\/a><\/p>\n<hr class=\"divider height-2 margin-top-20 margin-bottom-20\" \/>\n<h3>ISSS-IUSS Secretaries General and Deputies (1924-2014)<\/h3>\n<table>\n<tbody>\n<tr>\n<td colspan=\"3\">\n<h4>Secretary General<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td>D.J. Hissink<\/td>\n<td>Netherlands<\/td>\n<td>1924-1950<\/td>\n<\/tr>\n<tr>\n<td>F.A. van Baren<\/td>\n<td>Netherlands<\/td>\n<td>1950-1974<\/td>\n<\/tr>\n<tr>\n<td>R. Dudal<\/td>\n<td>Belgium<\/td>\n<td>1974-1978<\/td>\n<\/tr>\n<tr>\n<td>W.G. Sombroek<\/td>\n<td>Netherlands<\/td>\n<td>1978-1990<\/td>\n<\/tr>\n<tr>\n<td>W.E.H. Blum<\/td>\n<td>Austria<\/td>\n<td>1990-2002<\/td>\n<\/tr>\n<tr>\n<td>S. Nortcliff<\/td>\n<td>UK<\/td>\n<td>2002-2010<\/td>\n<\/tr>\n<tr>\n<td>A.E. Hartemink<\/td>\n<td>Netherlands<\/td>\n<td>2010-2014<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\"><\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\">\n<h4>Deputy Secretary General<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td>P. Buringh<\/td>\n<td>Netherlands<\/td>\n<td>1956-1974<\/td>\n<\/tr>\n<tr>\n<td>I. Szabolcs<\/td>\n<td>Hungary<\/td>\n<td>1974-1990<\/td>\n<\/tr>\n<tr>\n<td>J.H.V. van Baren<\/td>\n<td>Netherlands<\/td>\n<td>1990-2002<\/td>\n<\/tr>\n<tr>\n<td>A.E. Hartemink<\/td>\n<td>Netherlands<\/td>\n<td>2002-2010<\/td>\n<\/tr>\n<tr>\n<td>A.B. McBratney<\/td>\n<td>Australia<\/td>\n<td>2010-2014<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>ISSS-IUSS Presidents (1924-2020) USA, J.G. Lipman, 1924-1927 USSR, K. Gedroiz, 1927-1930 UK, J. Russell, 1930-1935 Germany, Friedrich Wilhelm Schucht, 1935-1940 Netherlands, C.H. Edelman, 1950 Belgium, R. Tavernier, 1950-1954 France, A. Oudin, 1954-1956 USA, R. Bradfield, 1956-1960 Romania, N.C. Cernescu,1960-1964 Australia, E.G. Hallsworth,1964-1968 USSR, V.A. Kovda,1968-1974 Canada, C.F. Bentley, 1974-1978 India, &hellip;<\/p>\n","protected":false},"author":1,"featured_media":286,"parent":220,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","vkExUnit_sitemap":"","_veu_custom_css":"","veu_display_promotion_alert":"common","_exclude_from_list_pages":"","vkexunit_cta_each_option":"","vkExUnit_childPageIndex":"","vkExUnit_pageList_ancestor":"","vkExUnit_contact_enable":"","footnotes":""},"class_list":["post-826","page","type-page","status-publish","has-post-thumbnail","hentry"],"veu_head_title_object":{"title":"","add_site_title":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Past officers - iuss.org<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Past officers - iuss.org\" \/>\n<meta property=\"og:description\" content=\"ISSS-IUSS Presidents (1924-2020) USA, J.G. Lipman, 1924-1927 USSR, K. Gedroiz, 1927-1930 UK, J. Russell, 1930-1935 Germany, Friedrich Wilhelm Schucht, 1935-1940 Netherlands, C.H. Edelman, 1950 Belgium, R. Tavernier, 1950-1954 France, A. Oudin, 1954-1956 USA, R. Bradfield, 1956-1960 Romania, N.C. Cernescu,1960-1964 Australia, E.G. Hallsworth,1964-1968 USSR, V.A. Kovda,1968-1974 Canada, C.F. Bentley, 1974-1978 India, &hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/\" \/>\n<meta property=\"og:site_name\" content=\"iuss.org\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-20T10:01:57+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.iuss.org\/wp-content\/uploads\/2023\/10\/cropped-Iuss-logo-trasparente.png\" \/>\n\t<meta property=\"og:image:width\" content=\"479\" \/>\n\t<meta property=\"og:image:height\" content=\"307\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.iuss.org\\\/iuss-presidents-and-executive-committee\\\/past-officers\\\/\",\"url\":\"https:\\\/\\\/www.iuss.org\\\/iuss-presidents-and-executive-committee\\\/past-officers\\\/\",\"name\":\"Past officers - iuss.org\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.iuss.org\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.iuss.org\\\/iuss-presidents-and-executive-committee\\\/past-officers\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.iuss.org\\\/iuss-presidents-and-executive-committee\\\/past-officers\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.iuss.org\\\/wp-content\\\/uploads\\\/2023\\\/10\\\/cropped-Iuss-logo-trasparente.png\",\"datePublished\":\"2023-12-26T17:04:14+00:00\",\"dateModified\":\"2026-03-20T10:01:57+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.iuss.org\\\/iuss-presidents-and-executive-committee\\\/past-officers\\\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.iuss.org\\\/iuss-presidents-and-executive-committee\\\/past-officers\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/www.iuss.org\\\/iuss-presidents-and-executive-committee\\\/past-officers\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.iuss.org\\\/wp-content\\\/uploads\\\/2023\\\/10\\\/cropped-Iuss-logo-trasparente.png\",\"contentUrl\":\"https:\\\/\\\/www.iuss.org\\\/wp-content\\\/uploads\\\/2023\\\/10\\\/cropped-Iuss-logo-trasparente.png\",\"width\":479,\"height\":307},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.iuss.org\\\/iuss-presidents-and-executive-committee\\\/past-officers\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.iuss.org\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"IUSS\u00a0Presidents and Executive Committee\",\"item\":\"https:\\\/\\\/www.iuss.org\\\/iuss-presidents-and-executive-committee\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Past officers\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.iuss.org\\\/#website\",\"url\":\"https:\\\/\\\/www.iuss.org\\\/\",\"name\":\"iuss.org\",\"description\":\"Taking care of soils since 1924\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.iuss.org\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.iuss.org\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.iuss.org\\\/#organization\",\"name\":\"iuss.org\",\"url\":\"https:\\\/\\\/www.iuss.org\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/www.iuss.org\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.iuss.org\\\/wp-content\\\/uploads\\\/2023\\\/10\\\/cropped-Iuss-logo-trasparente.png\",\"contentUrl\":\"https:\\\/\\\/www.iuss.org\\\/wp-content\\\/uploads\\\/2023\\\/10\\\/cropped-Iuss-logo-trasparente.png\",\"width\":479,\"height\":307,\"caption\":\"iuss.org\"},\"image\":{\"@id\":\"https:\\\/\\\/www.iuss.org\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Past officers - iuss.org","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/","og_locale":"en_GB","og_type":"article","og_title":"Past officers - iuss.org","og_description":"ISSS-IUSS Presidents (1924-2020) USA, J.G. Lipman, 1924-1927 USSR, K. Gedroiz, 1927-1930 UK, J. Russell, 1930-1935 Germany, Friedrich Wilhelm Schucht, 1935-1940 Netherlands, C.H. Edelman, 1950 Belgium, R. Tavernier, 1950-1954 France, A. Oudin, 1954-1956 USA, R. Bradfield, 1956-1960 Romania, N.C. Cernescu,1960-1964 Australia, E.G. Hallsworth,1964-1968 USSR, V.A. Kovda,1968-1974 Canada, C.F. Bentley, 1974-1978 India, &hellip;","og_url":"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/","og_site_name":"iuss.org","article_modified_time":"2026-03-20T10:01:57+00:00","og_image":[{"width":479,"height":307,"url":"https:\/\/www.iuss.org\/wp-content\/uploads\/2023\/10\/cropped-Iuss-logo-trasparente.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Estimated reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/","url":"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/","name":"Past officers - iuss.org","isPartOf":{"@id":"https:\/\/www.iuss.org\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/#primaryimage"},"image":{"@id":"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/#primaryimage"},"thumbnailUrl":"https:\/\/www.iuss.org\/wp-content\/uploads\/2023\/10\/cropped-Iuss-logo-trasparente.png","datePublished":"2023-12-26T17:04:14+00:00","dateModified":"2026-03-20T10:01:57+00:00","breadcrumb":{"@id":"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/"]}]},{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/#primaryimage","url":"https:\/\/www.iuss.org\/wp-content\/uploads\/2023\/10\/cropped-Iuss-logo-trasparente.png","contentUrl":"https:\/\/www.iuss.org\/wp-content\/uploads\/2023\/10\/cropped-Iuss-logo-trasparente.png","width":479,"height":307},{"@type":"BreadcrumbList","@id":"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/past-officers\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.iuss.org\/"},{"@type":"ListItem","position":2,"name":"IUSS\u00a0Presidents and Executive Committee","item":"https:\/\/www.iuss.org\/iuss-presidents-and-executive-committee\/"},{"@type":"ListItem","position":3,"name":"Past officers"}]},{"@type":"WebSite","@id":"https:\/\/www.iuss.org\/#website","url":"https:\/\/www.iuss.org\/","name":"iuss.org","description":"Taking care of soils since 1924","publisher":{"@id":"https:\/\/www.iuss.org\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.iuss.org\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"},{"@type":"Organization","@id":"https:\/\/www.iuss.org\/#organization","name":"iuss.org","url":"https:\/\/www.iuss.org\/","logo":{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/www.iuss.org\/#\/schema\/logo\/image\/","url":"https:\/\/www.iuss.org\/wp-content\/uploads\/2023\/10\/cropped-Iuss-logo-trasparente.png","contentUrl":"https:\/\/www.iuss.org\/wp-content\/uploads\/2023\/10\/cropped-Iuss-logo-trasparente.png","width":479,"height":307,"caption":"iuss.org"},"image":{"@id":"https:\/\/www.iuss.org\/#\/schema\/logo\/image\/"}}]}},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.iuss.org\/wp-json\/wp\/v2\/pages\/826","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.iuss.org\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.iuss.org\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.iuss.org\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.iuss.org\/wp-json\/wp\/v2\/comments?post=826"}],"version-history":[{"count":12,"href":"https:\/\/www.iuss.org\/wp-json\/wp\/v2\/pages\/826\/revisions"}],"predecessor-version":[{"id":10532,"href":"https:\/\/www.iuss.org\/wp-json\/wp\/v2\/pages\/826\/revisions\/10532"}],"up":[{"embeddable":true,"href":"https:\/\/www.iuss.org\/wp-json\/wp\/v2\/pages\/220"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.iuss.org\/wp-json\/wp\/v2\/media\/286"}],"wp:attachment":[{"href":"https:\/\/www.iuss.org\/wp-json\/wp\/v2\/media?parent=826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}