Nelson Bonifacio Acosta López, nicknamed Pelado Acosta (Bald Acosta) and "El Ratón" (The Rat), (born 12 June 1944 in Paso de los Toros, Uruguay) is a former Uruguayan footballer. He became a naturalized Chilean citizen in 1984 and is currently the manager of Cobreloa.

He managed the national team of Chile from 1996 to 2001, leading them to the 1998 FIFA World Cup. He took over the Bolivia in 2004, but seriously failed and returned to manage Chile in 2005. In July 2007 Acosta resigned from managing the Chilean national team soon after the Copa America, which was held in Venezuela.

In September 2007, he was appointed manager of Corporación Deportiva Everton de Viña del Mar in Chile, one of the top provincial teams in Chile. On June 3, 2008, he led Everton to their first Chilean League title in 32 years and ended the domestic dominance of Colo Colo.

Peñarol

Unión Española

Cobreloa

Everton de Viña del Mar

 Chile

Donald Arvid "Don" Nelson (born May 15, 1940) is a former NBA player and head coach. He coached the Milwaukee Bucks, the New York Knicks, the Dallas Mavericks, and the Golden State Warriors.

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. On April 7, 2010, he passed Lenny Wilkens for first place on the all-time NBA wins list with 1,333 wins. His all-time record is 1,335-1,063 (.557).

After a very successful high school career at Rock Island High School, Nelson played for the University of Iowa as a two-time All-American averaging 21.1 points and 10.5 rebounds a game. He was drafted 19th overall by the Chicago Zephyrs of the NBA. He played for the Zephyrs one season, and was acquired by the Los Angeles Lakers in 1963. After two years with the Lakers, he was signed by the Boston Celtics.