Michael David Thompson was born on December 9, 1983 in Joliet, Illinois — the working-class south-suburban Chicago city that sits at the convergence of the Des Plaines and Kankakee rivers. He was the son of Mary Thompson. The basketball career that would, four years later, make him one of the most-celebrated recruits Krzyzewski's program had ever signed began in the Joliet-area youth basketball circuit and matured at Providence Catholic High School in New Lenox, Illinois — the small Will County Catholic boys' school whose basketball program, twenty-five miles southwest of downtown Chicago, had a respectable if regional reputation in the early 2000s.
His high-school coach was Eric Long, the Providence Catholic head coach who developed Michael across four years of varsity basketball. The high school had, before him, produced Tavaras Hardy — a 2002 Northwestern graduate who had played alongside the Wildcats' best teams of the early 2000s before becoming the school's 18th all-time scorer (1,122 points) and 10th all-time rebounder (640 boards). Thompson would prove to be the more nationally ranked of the two Providence Catholic-to-Big Ten pipeline players in their generation.
The Providence Catholic career, year by year, captures the trajectory of a national-recruit big man:
- Freshman: 8 PPG, 7 RPG
- Sophomore: 16 PPG, 11 RPG
- Junior: 24 PPG, 12 RPG
- Senior (2001-02): 25 PPG, 12 RPG, 4 BPG — three-year all-conference, four-year all-area, two-time all-conference, a second-team all-state selection, special honorable mention for Illinois Mr. Basketball by the Champaign News-Gazette, and named all-state by the same publication in 2002. He was named MVP-caliber at every Illinois prep tournament he attended.
The national ranking trail tracked his rise across summer-camp circuits. After the summer of 2001, BlueChipHoops.com rated him the nation's 17th-best prep prospect; Basketball News named him the nation's fifth-best prep center in their preseason 2001-02 publication. He was named one of the top seven players at the prestigious Nike Camp. He participated in the 2001 USA Basketball Men's Youth Development Festival in Colorado Springs, where he was a member of the gold-medal-winning North squad — his first significant USA Basketball credential.
By the time the recruiting class of 2002 was being formally credentialed, Michael Thompson was a McDonald's All-American — one of the 24 most-celebrated high school basketball players in the United States. He scored 7 points and grabbed 3 rebounds as the West squad's starting center in the 2002 McDonald's All-American game. He was a fourth-team Parade All-America. He was ranked No. 53 nationally by ESPN.com following his senior season. The Recruiting Services Consensus Index (RSCI) placed him #30 nationally in the 2002 class — squarely inside the top tier of high school basketball's national prospect pool.
He had committed to Duke during his junior year of high school — a recruitment that, in the Krzyzewski program's tradition of identifying elite big men early, locked him in alongside what would become one of the most-celebrated recruiting classes in college basketball history. The 2002 Duke class produced FOUR McDonald's All-Americans: Chris Duhon (the Slidell, LA point guard who would graduate as one of the great Duke point guards of the 2000s), J.J. Redick (the Cave Spring, VA shooter who would become Duke's all-time leading scorer), Shelden Williams (the Forest Park, OK power forward who would become a two-time Naismith Defensive Player of the Year), and Michael Thompson (the Providence Catholic center). It was the first time in modern Duke history that a single recruiting class had included four McDonald's All-Americans. Of those four, three would graduate as Duke greats. The fourth was Michael Thompson.