Dear Ganesh.  i am , Alagappa University, Tamilnadu. i am one of research collaborator of your father i could not believe and getting shocking news about blank place of Prof   He used call my name as MGR. Now i could not hear his voice.  He is man of knowledge!   He man of sincere!     He is man of Joy ! Please convey my regards to all your family members.  My beloved Professor & my friend  with me and with us always.