Jain earned his PhD in 1973 from The Ohio State University, USA. He is Distinguished Professor at Michigan State University. His area of research includes pattern recognition, machine learning, computer vision and biometric recognition. He was a member of the US Defense Science Board and the US Forensics Science Standards Board. He was a recipient of the Guggenheim Fellowship, the Humboldt Research Award, the Fulbright Fellowship and the King-Sun Fu Prize. He was Editor-in-Chief of the IEEE Transactions on Pattern Analysis and Machine Intelligence and is a Fellow of the Association for Computing Machinery (ACM), the Institute of Electrical and Electronics Engineers (IEEE), the American Association for the Advancement of Science (AAAS). He was elected to the US National Academy of Engineering, the Indian National Academy of Engineering and Chinese Academy of Sciences. Jain holds ten US patents and was named a Fellow of the National Academy of Inventors. Jain's work is focused on face and fingerprint recognition for secure authentication and national ID systems, e.g. India's Aadhaar. Jain received the BBVA Frontiers of Knowledge Award for ICT in 2025.

Yassemi is Professor of practice at Purdue University. He completed his PhD in 1994 under supervision of Hans-Bjoern Foxby at the University of Copenhagen-Denmark. He is the Head of School of Mathematics, Statistics and Computer science at the University of Tehran (2014-2020). He was the Head of the School of Mathematics at the Institute for Research in Fundamental Sciences (2007-2009). In 2009 he received the KHWARAZMI international award in basic sciences and in the same year he received the COMSTECH international award. He was associated member of the Abdus Salam ICTP, Trieste-Italy (1996-2004). He visited prestigious institutes, Max-Planck Institute for Mathematics, Bonn-Germany, Institute des hautes etudes scientifiques, Paris-France and Tata institute of fundamental research, Mumbai-India, several times. In 2019 he was named Chevalier of the Ordre des Palmes Académiques for distinguished effort on extended multi-dimensional cooperation, including scientific research projects (Jundi-Shapur), student-and professor- exchanges, and several schools and conferences.