Council is elected from among the members of the Society, and Council elects its own President. Members of Council normally serve for 3 years – the term can be extended to 6 if re-elected – and meet 2-3 times per year. The main function of Council is to decide on the topics and authors for the presentations at Meetings and Conferences, and also to oversee the running of the Society. Council appoints a Secretary to organise the Society’s affairs.

Tibaut Theys – President

A Biochemical engineer, Tibaut started his career in 1995 as a Process Engineer in Prayon, working on purified acid technology. In 1997 he joined the fertilizer grade technology team.

In 2002 he became commercial manager. The technologies offered include Phosphoric acid and related technologies along with Profile, another division of Prayon, for the fabrication equipment as filters, agitators droplets separators and so on.

From 2004 to 2006 he worked as improvement engineer in a production plant manufacturing vernis. In 2006 he worked as project manager in De Smet promoting renewable energy technologies.

In 2010 he joined back Prayon as Process Manager. He is a member of a team of specialist in charge of the design, the operation and the survey of phosphoric acid plant.

in 2013 he became General Manager of Prayon Technologies. He is in charge of the relation with customers as well as the team and division daily management.

Jan-Petter Fossum – Vice President

Jan-Petter is currently senior vice president and head of the corporate HESQ function (safety, security, health, environment, quality, product stewardship). He was previously head of corporate process safety department and in the period of 1999-2009 SVP and Plant Manager at Yara Glomfjord and Yara Porsgrunn, the last years also being combined with Regional head of Production, Scandinavia. All together, he has 30 years of experience in Norsk Hydro, and in Yara International from 1984.

Luc Maene – Past President

Luc Maene is a Belgian national. He graduated from the University of Gent in 1970 with a degree in agricultural engineering and soil science. He joined the Belgian Administration for Development Cooperation. During this time he was lecturing in soil science and soil conservation and responsible for research in these fields, along with project evaluation. In 1982, he joined the United Nations as the Team Leader of the Fertilizer Advisory, Development and Information Network for Asia and the Pacific, based in Bangkok. In 1987, he joined IFA, first as its Executive Secretary responsible for Agro-Economic and Technical matters, later as its Deputy Secretary General, Secretary General and finally Director General. Luc Maene has been during many years Vice Chairman of the Board of the International Fertilizer Development Center (IFDC). He is past Chairman of the Board of Directors of the Fertilizer Industry Round Table (FIRT). He was a member of the Board of Directors of CEDAP, the French organization of Association Leaders and is Immediate Past President of the European Society of Association Executives (ESAE). He has served on The Center for Association Leadership Board of Directors. He was awarded a Doctorate honoris causa in Agriculture by the University Putra Malaysia (UPM) in 2006. He is currently Visiting Professor in the Department of Land Management, Faculty of Agriculture of the University Putra Malaysia. He is a recent awardee of the International Fertiliser Society’s prestigious Francis New medal.

Hein ten Berge

Hein ten Berge is a senior scientist at Plant Research International, Wageningen UR. Studied soil science at Wageningen University and obtained a PhD in soil physics and micrometeorology (1986). Worked in the Netherlands, Europe and Asia. Topics included soil energy balance, water balance and rice crop modelling; optimising N use in rice; capacity building in eight Asian countries; nitrate leaching; soil fertility management and organic matter; and outreach of knowledge to practitioners in sustainable farming and forestry using web semantics.

Hein has also co-ordinated two research programmes commissioned by the Dutch Ministry of Agriculture to WUR-DLO (Implementation of the Nitrates Directive; Sustainable Soil Management) and chaired a national committee to set the protocol for crop N requirement values under the ND.

Chris Dawson

Chris joined the Society in 1980 and served for many years on Council, becoming President in 1989.  Chris Dawson served as Secretary to the Society from 1997 to 2010.  He was awarded the Francis New Memorial Medal in 2008 and is now an Honorary Member.

Gunilla Frostgård

Chief Agronomist, Yara, Nordic Region.

Keith Goulding

Keith Goulding is Sustainable Soils Research Fellow, Rothamsted Research. Keith joined Rothamsted in 1974 after completing a Masters in soil chemistry at Reading University. He completed a PhD in soil chemistry at Imperial College in 1980 while working at Rothamsted. His research has included the supply to crops of potassium and phosphorus from the soil, soil acidification and liming, and nutrient cycling. He has presented papers to the IFS on soil acidity and liming, fertiliser use, and organic farming. He oversaw the revision of the Fertiliser Recommendations (RB209) to create the Fertiliser Manual.

Keith is a Visiting Professor at the University of Nottingham, an Honorary Professor at the University of Exeter and at China Agricultural University, and a Visiting Lecturer at the University of Reading. He is a Fellow of the Institute of Professional Soil Scientists and a Chartered Scientist. He was was awarded the Royal Agricultural Society of England’s (RASE) Research Medal in 2003 for research into diffuse pollution from agriculture and elected an Honorary Fellow of the RASE in 2010.

Christian Kabbe

Since 2011 Christian Kabbe has been working at the Berlin Centre of Competence for Water where he covers the field of nutrient recovery and recycling. He coordinated the EU project P-REX ( from 2012-2015 dealing with demonstration and assessment of P recovery and recycling routes from wastewater. Christian Kabbe is a member of various European and national working groups and bodies dedicated to nutrient recycling in a circular economy.

Christian leads the working group “nutrients” within the EIP-WATER Action Group ARREAU and is a member of the board of both the European Sustainable Phosphorus Platform and the German Phosphorus Platform. After joining the German EPA (Umweltbundesamt) as policy advisor and head of laboratory in 2008, he promoted the development of a national roadmap towards sustainable phosphorus management and initiated the sewage sludge ash monitoring program conducted by BAM 2013/2014. Christian Kabbe worked as head of laboratory and production manager in the chemical industry from 2003-2008. He finished his PhD in Analytical and Environmental Chemistry in 2003 after having studied Chemistry in the nineties.

Debby van Rotterdam

Debby van Rotterdam is currently executive manager of the Nutrient Management Institute (NMI) in Wageningen (Nl). NMI is part of the AgroCares holding. In this context she is involved in developing sensors for agriculture and was manager of the analytical laboratory (2016). She has a bachelor’s degree in analytical chemistry (1999) and a master’s degree in environmental geochemistry (2003). Debby received her Ph.D. degree in soil chemistry in 2010 for her work on phosphorus and potassium in soils in relation to crop uptake.

Tiffanie Stephani

Tiffanie is Senior Manager for Agriculture and Environment Manager at Fertilizers Europe. In this capacity, she develops strategies and positions on relevant policies such as the Fertilizing Product Regulation or the future of EU’s Common Agricultural Policy. Tiffanie also drives and manages projects in relation to resource efficiency, environment and good agricultural practice. She is following the scientific debate on fertilizers and nutrients, a. o. by supporting the activities of the EU Nitrogen Expert Panel initiated by Fertilizers Europe in 2014.

Before joining Fertilizers Europe in March 2016, Tiffanie was a senior policy officer in the European & environmental affairs department of the German Farmers’ Association (Deutscher Bauernverband, DBV) in Brussels. Having worked in European affairs and in the farming sector for almost 15 years, she has developed a deep insight in public relations as well as a strong network in Brussels with representatives from the EU institutions and relevant stakeholders in the agri-food chain.
She holds a university degree in political science from “Sciences Po Lille” and a master degree in European public management.

Anthony Zanelli

As Vice President at ICL Phosphate Commodity Europe, Anthony Zanelli is responsible for the activities of ICL Phosphate Commodities in Europe including the fertilizer production sites in Amsterdam, (Netherlands), Ludwigshafen (Germany), an industrial service company (Germany) and a feed phosphate company in Istanbul and Bandirma (Turkey).

He started his career as a process engineer within ICL and has now 30 years of experience in the fertilizers industry. He is an active member of many industry defining organizations: Board Member of German Phosphorus-Platform, Council Member of The International Fertilizer Society, Chairman of Meststoffen Nederland (Dutch Fertilizers Industry Association), etc.

Anthony Zanelli has a bachelor’s degree in industrial Operations from the Amsterdam University of Applied Science and a master’s degree in business administration from the University of Bradford.