Columbia University Athletics

2023: Played in 11 of the team's 14 matches, starting every match that he competed in ... Totaled 940 minutes, two assists and two shots ... Played the full 90 minutes in nine of his 11 appearances ... Assisted two of Columbia's three goals as part of a 3-0 victory against Manhattan (Sept. 5) ... Played the full 90 to help the Lions shut out Quinnipiac, 2-0 (Sept. 19) ... Played the full 90 in his season finale, helping the Lions hold Cornell off the board in a 0-0 draw (Nov. 4).

2022: Played in all 16 games and earned a spot in the Starting XI 15 times ... Totaled 1,099 minutes of game action, one of seven Lions to play 1,000 or more minutes on the season ... Went the full 90 seven times ... Played all 90 minutes of a 1-1 draw at Manhattan (Sept. 9) ... Started and played 45 minutes in a 1-0 victory over perennial powerhouse St. John's (Sept. 12) ... Started and played the full 90 of a 0-0 draw against Brown (Oct. 1), a 1-1 draw at Harvard (Oct. 8) and a 1-1 draw against Princeton (Oct. 15).

2021: Played in all 16 games in his first competition season as a Lion, earning 11 starts ... Played primarily in the defensive midfield, totaling 1,152 minutes of game time ... One of six Lions to accumulate 1,000 or more minutes ... Ended the year with a goal and an assist on three shots ... Made his collegiate debut in the season opener against George Washington, playing 63 minutes off the bench to help Columbia to a 2-0 shutout (Sept. 3) ... Took his first shot in a 2-2 draw against Manhattan (Sept. 10) ... Appeared in the Starting XI for the first time at St. John's and went the full 90 minutes in a narrow 1-0 defeat (Sept. 13) ... Would go on to play 90 minutes or more nine times on the season ... Played 11 minutes off the bench in his Ivy League debut against Brown (Oct. 2) ... Started his first Ivy game at home against Penn, going 37 minutes in a 1-1 draw (Oct. 9) ... Sparked a rally in the final 10 minutes against Harvard, scoring his first collegiate goal in the 82nd minute and assisting another less than six minutes later in an eventual 3-2 loss (Nov. 6).

2020: Season canceled due to COVID-19 pandemic.

Prior to Columbia: Product of Milton Academy in Massachusetts ... Four-year letterwinner in soccer and two-year letterwinner in track for the Mustangs ... Earned a number of accolades as an upperclassman, including All-ISL and All-State status as a junior and senior ... Named a Junior All-American as a junior ... Named All-Region, All-American and Scholastic All-American after tallying three goals and seven assists as a senior ...Played for Global Premier Soccer Massachusetts, winning the Club Soccer National Championship in 2018 ... Graduated cum laude from Milton Academy.

Personal: Born Feb. 3, 2002 in San Francisco, California ... Son of Erin Matias and Alex Walley ... Mother and father are both 1983 graduates of Harvard and competed in collegiate athletics - mother in water polo, father in soccer.