Spencer Reid is a fictional character from the television series Criminal Minds, portrayed by actor Matthew Gray Gubler. He is a highly intelligent member of the Behavioral Analysis Unit (BAU) at the FBI, known for his exceptional memory and analytical skills. Reid has an IQ of 187 and can read 20,000 words per minute, making him a valuable asset in profiling criminals. Reid's character is also known for his social awkwardness and struggles with personal relationships. He often relies on his vast knowledge of psychology and criminology to solve cases, while also dealing with challenges such as his mother's mental illness and his own experiences with addiction.