Robert Tarjan is an American computer scientist known for his significant contributions to algorithms and data structures. He was born on July 30, 1948, and is particularly recognized for developing efficient algorithms for graph theory and data organization. His work has had a lasting impact on computer science, influencing both theoretical research and practical applications. Tarjan received the Turing Award in 1986 for his pioneering work in the field. He is also a professor at Princeton University, where he continues to teach and conduct research. His algorithms, such as the Tarjan's algorithm for finding strongly connected components in directed graphs, are widely used in computer science today.