Dow AgroSciences has appointed Rajan Gajaria to the newly created position of global leader for North America and Latin America. Mr Gajaria was previously global leader, Latin America and Pacific. The former global leader for North America, Stan Howell, has been named global general manager of the AgroFresh business. Dow has also made three appointments in its US regional commercial unit: Susanne Wasson, formerly US marketing director, has been appointed US crop protection leader; Ben Kaehler will be US sales leader after serving previously as general manager for US seed affiliates and traits and germplasm licensing (T&GL); and Brian Barker has been named general manager, US seeds, with responsibility for US seed businesses and T&GL. Mr Barker was formerly country leader for Argentina and Chile.