Attended Sacred Heart University, where he first team All-Northeast Conference as a sophomore in 2015 and was named a Louisville Slugger Freshman All-American and second team All-NEC in 2014... Graduated from Kingston High School in Kingston, NY, where he collected All-League, All-Section and All-State honors in a high school career that saw him bat .410 with 32 RBI as a junior.
Began the 2020 season in the Chicago Cubs organization, before being traded to the Tigers on Aug. 31... After being acquired by Detroit, spent the month of September at the Alternate Training Site in Toledo... Ranked as the No. 28 prospect in the Cubs organization by Baseball America.
Zack batted .235 (50-for-213) with 14 doubles, six home runs and 25 RBI in 63 games between Triple-A Iowa, Double-A Tennessee and rookie league Mesa...was limited to 63 games due to a broken left ring finger suffered on April 9 with Iowa...Between Iowa and Tennessee, played 40 games at shortstop and 15 games at second base...Began the season with Iowa, appearing in six games before suffering his broken left ring finger, April 9...appeared in six rehab games with Mesa beginning June 21 and was activated by Double-A Tennessee, June 30...On the season, posted a .363 on-base percentage and a .404 slugging percentage, good for a .767 OPS.
Zack spent the entire season with Double-A Tennessee, his first appearance at the Double-A level...hit .227 (99-for-436) and scored a team-high 68 runs, while also leading the team with 28 doubles, 17 homers and 59 RBI...Batted .282 (24-for-85) with 19 RBI and 15 runs scored in June...Had a 12-game hitting streak from May 3-14, which included his second-career two-homer game, May 3...Ranked second in the Southern League with 82 walks ... his 28 doubles were fifth-most in the league.
Split the season between Single-A South Bend and Single-A Myrtle Beach...batted a combined .250 (117-for-468) with 28 doubles, six triples and 13 homers in a career-high 131 games...drew 94 walks, contributing to a .383 OBP...With Myrtle Beach, he batted .263 (61-for-232) with 11 doubles and six homers.
Made his pro debut with rookie league Mesa, appearing in 14 games...was promoted to Eugene and appeared in 39 games...batted a combined .257 (44-for-171) with nine doubles, one triple and one homer...drew 47 walks, contributing to a .427 OBP.