Bachelor of Science in Agriculture, Annamalai University, Chidambaram, India, 1987. Master of Science in Agriculture, Annamalai University, Chidambaram, India, 1991. Doctor of Philosophy, Annamalai University, Chidambaram, India, 1997.
Technical assistant Annamalai University, Chidambaram, 1987-1989, research assistant, 1989-1991, research associate, 1991-1992, research officer, 1993-1995. Scientist A Nagarjuna Agricultural Research and Development Institute, Hyderabad, India, 1995-1998, scientist B, since 1998. Consultant Actionaid Karnataka Projects, Jagalur, India, 1993-1998, Development Promotion Group, Chennai, India, 1994-1997, Manur Area Development, Tirunelveli, India, 1995-1998.
Researcher in field.
Member Development Promotion Group (chairman 1998-1999), Indian Society Agronomy (life), Andhra Agricultural Union, Organization Farming Society (life).
Married Suja Jeyabal, November 29, 1998.