Dr. Isaiah Nyagumbo is a Regional Cropping Systems Agronomist based at CIMMYT’s Southern Africa Regional Office in Harare, Zimbabwe.  Isaiah has been involved in CA, water harvesting and soil conservation research initiatives and one of the pioneers of CA work on smallholder farming systems in Zimbabwe since the 1990s.  Isaiah currently leads the Agronomy component of the CIMMYT managed and ACIAR funded regional program ‘Sustainable Intensification of Maize-Legume Systems in Eastern and Southern Africa (SIMLESA) operating in 5 countries of Eastern and Southern Africa.  Through these programs, Isaiah has contributed to capacity building of farmers and professionals in Southern Africa through field research activities, training and mentoring of students in regional universities.  Isaiah has also authored and contributed to regional research publications focussing mainly on CA, agricultural water management, water harvesting and technology dissemination.  His most recent publications focus on productivity of CA systems in Malawi and Mozambique, timeliness advantages of mechanized CA as well as efforts to control prolific termites in CA cropping systems.  Main interest is developing sustainable intensification technologies adaptable to the diverse smallholder farmers of Sub-Saharan Africa.