S.B. Reddy Karri is a Consulting Director of Particulate Solid Research, Inc., an engineering industrial consortium of 32 member companies from Asia, Africa, Americas and Europe.  He is an expert in the area of fluid-particle systems such as fluid beds, cyclones, diplegs, standpipes and risers.  He extensively consults and trouble shoots the industrial problems in the energy filed.   He lead numerous cold flow projects relating to fluid-catalytic cracking, methanol-to-olefins, gas-to-liquids, catalytic coal gasification, catalytic biomass pyrolysis and others.   He also developed several engineering tools to design several aspects of fluidized beds, cyclones, diplegs, standpipes and risers.  He has written either internally or externally over 120 papers in the area of fluid-particle systems.  He has been teaching PSRI technical seminar to the industrial engineers from all over the world for the last 26 years.  He has chaired several sessions at AIChE. He was chair of Group 3b and  currently executive member of Particle Technology Division of AIChE. He received 2011 AIChE's Fluidized Processing Award sponsored by Dow Chemical Company.