High Quality Content by WIKIPEDIA articles! Donald Arvid Nelson is a former NBA player and currently is a National Basketball Association head coach. He was named the head coach of the Golden State Warriors on August 30, 2006, his second stint with the franchise. He has also coached the Milwaukee Bucks, the New York Knicks, and the Dallas Mavericks. Don Nelson's overall NBA coaching record is 1,333-1,060, which gives him the most wins by any NBA head coach. An innovator, Nelson is credited with, among other things, inventing the concept of the point forward, a tactic which is frequently employed by teams at every level today. His unique brand of basketball is often referred to as Nellie Ball. He was named one of the Top 10 coaches in NBA history