Complex sentence: His overall performance in school was exceptional and he was also considered to be a popular student and having played on the baseball and varsity basketball teams, studied drama, and competed in public speaking through the Indiana High School Forensic Association.
Split into simpler sentences: His overall performance in school was exceptional and he was also considered to be a popular student. He played on the baseball and varsity basketball teams, studied drama, and competed in public speaking through the Indiana High School Forensic Association.