Professor Afaf El-Ansary, biochemist, graduated from the biochemistry department at Ain Shams University, Egypt, in 1974. She worked at the National Research Center, Egypt, from 1976 to 2000, and from 2001 to 2015, she worked as a teaching staff member in the biochemistry department at King Saud University, KSA. Since 2016, she has been working as a senior scientist in the central laboratory at KSU. She was recognized by the Marquis Who's Who in Science and Engineering, Eighth Edition, 2005–2006. She is a member of several national and international societies, and she is recorded as a reviewer and editorial board member of many international journals. In recent years, she focused on the screening of biochemical markers related to autism, with special attention to the role of the gut–brain axis, and she produced more than 100 published papers in high-impact-factor journals related to this research interest. She is a member of the Predictive, Preventive, and Personalized Medicine Society (Moscow).