Pingdewinde Sam, also known as PSam, became an ASBMB Today contrbutor in 2019. Originally from Burkina Faso, he is a Ph.D. candidate in cellular and molecular physiology at the Johns Hopkins University School of Medicine. His thesis work focuses on determining a novel mechanistic pathway of a mitochondrial protein. He holds a bachelor's degree from San Francisco State University and an associate's degree from City College of San Francisco. Outside of academic research, he retains a vested interest in science and global health advocacy. He has not only mentored and taught underrepresented minorities, but he also founded Teebo Inc. in 2012, a U.S.-based nonprofit organization focused on eliminating poverty and hunger, providing clean water, and improving health for Burkinabés. As an advocate for education, he also co-founded EDEN school with his wife in 2016. PSam loves to play soccer and travel, and his love for music made him a worship leader.