John Brownlee (born in Fort Worth, Texas) is a former American professional basketball player.
 He is listed at 6'10" and 230 lbs.
 He played his first two years of college basketball at the University of North Carolina at Chapel Hill.
 He played just 13 games in his freshman year, averaging 0.7 points per game.
 In his sophomore season, however, he played 33 games and averaged 1.3 points per game as the designated back up to center Sam Perkins as the Tar Heels won the 1981-82 NCAA Men's Basketball championship.
 He then transferred to The University of Texas at Austin.
 He played 28 games in his third season of college basketball, averaging 13.8 points per game.
 In his final year, he took part in 31 games for the Longhorns and led the team in scoring with a 17.0 points per game average.
 This earned him the 1986 Southwest Conference Player of the Year.
 Brownlee was selected in the fourth round (78th pick overall) of the 1986 NBA Draft by the Los Angeles Clippers.
 During rookie-free agent camp, Brownlee suffered an injury when he dislocated his little finger during scrimmage.
 He never got his chance to play in the NBA.
 He then travelled overseas to France and Belgium to play professionally for 4 years.
Leonard Kevin Bias (November 18, 1963 – June 19, 1986) was a first-team All-American college basketball forward at the University of Maryland.
 He was selected by the Boston Celtics as the second overall pick in the 1986 NBA draft on June 17, and died two days later from cardiac arrhythmia induced by a cocaine overdose.
 He is considered by some sportswriters to be the greatest player not to play at the professional level.
Anthony Frederick (December 7, 1964 – May 29, 2003) was an American professional basketball player who was selected by the Denver Nuggets in the 6th round (133rd overall) of the 1986 NBA Draft.
 A 6'7" forward from Santa Monica College and Pepperdine University, Frederick played in three NBA seasons.
 He played for the Indiana Pacers, Sacramento Kings and Charlotte Hornets.
 In his NBA career, Frederick played in 147 games and scored a total of 718 points.
 He was born in Los Angeles, California.
Richard Dull (born c. 1945) is an American former athletic director and athlete.
 He served as the athletic director of the University of Maryland from 1981 to 1986, including during the death of Len Bias, which prompted Dull's resignation.
 He has also been athletic director at the University of Nebraska at Kearney, Moravian College, California State University, Northridge, and Belmont Abbey College.
Larry Leckonby is a college sports administrator, currently serving as athletic director at Catawba College.
 He has previously served as an assistant athletic director at the University of Massachusetts Amherst, Boston University, Old Dominion University, and Boston College.
 He served as senior associate athletic director at the University of Houston prior to serving as senior associate athletic director at the University of Maryland, College Park, working as the chief financial officer of that school's athletic department.
 He was athletic director at The Citadel, The Military College of South Carolina from 2008 through 2014.
 Leckonby's tenure at The Citadel ended in the summer of 2014, when he accepted the same position at Catawba.
Dave Scott Feitl (born (1962--) 8, 1962 ) is a retired American professional basketball player who was selected by the Houston Rockets in the 2nd round (43rd overall) of the 1986 NBA draft.
 A 6'11" center from the University of Texas at El Paso, Feitl played in 5 NBA seasons for 4 teams.
 He played for the Rockets, Golden State Warriors, Washington Bullets and New Jersey Nets.
The University of Maryland Athletic Hall of Fame was established in 1982 by the M Club Foundation to honor student-athletes, coaches, and administrators who made significant contributions to athletics at the University of Maryland.
 The Hall of Fame was established by athletic director Dick Dull, Jack Faber, Tom Fields, Al Heagy, Jim Kehoe, Art Kramer and Jack Scarbath, who determined selection criteria and the organization's by-laws.
 These were later approved by an Election Committee of coaches and letterwinners appointed by Dull.
Maurice "Mo" Martin (born July 2, 1964) is a retired American basketball player.
 He played at Saint Joseph's University from 1982 to 1986 and was an Associated Press honorable mention All-American in his senior year.
 The 1986 Atlantic 10 Player of the Year, he was a three-time selection to both the All-Conference team and the All-Big 5 squad.
 He is one of five Saint Joseph's Hawks to be chosen in the first round of the NBA Draft (drafted by the Denver Nuggets, taken 16th overall) 1986 NBA Draft.
 Martin played two seasons in the NBA, averaging 3.0 points per game in 69 games for the Nuggets.
 Martin was then selected by the Minnesota Timberwolves in the Expansion Draft, but never played for the team, and ended up retiring completely from the NBA at the age of just 24.
 He is still the only player from Sullivan County, NY to ever play in the NBA.
William Bedford (born December 14, 1963) is an American retired professional basketball player who was selected by the Phoenix Suns in the 1st round (6th overall) of the 1986 NBA draft after playing at Memphis State University (now known as the University of Memphis).
 Bedford, a 7'0" center, played for the Suns, Detroit Pistons and the San Antonio Spurs in six NBA seasons averaging 4.1 points and 2.4 rebounds per game in his career.
 Originally projected as a star player, Bedford's NBA career was a disappointment as it succumbed to drug use, with him never reaching his full potential.
Timothy Joseph Kempton (born January 25, 1964) is a retired American professional basketball who played Forward-center.
 Born in Jamaica, New York, he played college basketball for the University of Notre Dame before being selected in the 6th round (124th overall) of the 1986 NBA Draft by the Los Angeles Clippers.
 Kempton had a 14-year professional career, playing 8 seasons in the NBA in addition to seasons in Italy, France, Spain, and Turkey.

Question: Richard Dull resigned as the athletic director of the University of Maryland after the death of a played selected in the 1986 NBA draft by what team?
Answer: Boston Celtics