when is the American basketball coach which Boston Celtics hired in  2004–05 born
Doc Rivers Glenn Anton "Doc" Rivers (born October 13, 1961) is an American basketball coach and former player. He is the current head coach for the Los Angeles Clippers. As an NBA point guard, Rivers was known for his defense.
Jack Ramsay John Travilla Ramsay (February 21, 1925 – April 28, 2014) was an American basketball coach, commonly known as "Dr. Jack" (as he held an earned doctorate). He was best known for coaching the Portland Trail Blazers to the 1977 NBA Title, and for his broadcasting work with the Indiana Pacers, the Miami Heat, and for ESPN TV and ESPN Radio. Ramsay was among the most respected coaches in NBA history and a member of the Naismith Memorial Basketball Hall of Fame. He was the winner of the Chuck Daly Lifetime Achievement Award for the 2009–10 NBA season.