Special Agent Aloysius Pendergast is a fictional character created by authors Douglas Preston and Lincoln Child. He works for the FBI and is known for his exceptional intelligence, keen observational skills, and unorthodox methods. Pendergast often tackles complex criminal cases, utilizing his extensive knowledge of psychology and forensics. Pendergast is characterized by his distinctive appearance, which includes a tailored suit and a penchant for fine manners. He frequently collaborates with other characters, such as Lieutenant D'Agosta, to solve intricate mysteries. His unique personality and approach to crime-solving have made him a popular figure in the thriller genre.