2025-26: Played in 21 games for the Bulldogs…Made his collegiate debut in the season opener at Navy…Tallied five points on perfect 2-of-2 shooting and two blocks at Quinnipiac…Had eight points on 3-of-7 shooting, including two three-pointers with a career high two assists against College of Charleston…Notched a career high nine points on 4-of-8 shooting with three blocks in a big home win against SUNY Maritime…Had a career best five rebounds vs. Brandeis….Chipped in with five points with three rebounds in 10 minutes of action at home against Penn.

Before Yale: Four-year letter winner…First Team All St. John's County (2024), FABC All-Star (2024), Second Team All Founders League (2025)…Class A Honorable Mention…Founders League Champions at Choate (2025). 

Personal: Son of John and Carole Sullivan…Dad played lacrosse at Cornell from 1992-1996…Likes to go surfing outside of basketball. 

Why Yale? "The perfect fit of challenging academics and high athletics." 

Jones on Sullivan: "Jack has great hands and size with the ability to stretch the floor with his 3-point shooting ability.  We will look for him to protect the rim and rebound his position."