Karl Chico Heron (q.e.p.d) was linked to professional baseball his entire life. As a baseball player, he signed to play professional baseball in 1953, eventually playing in AAA in the Pacific Coast league with the Tacoma Giants team, with stars such as Juan Marichal, Willie Mackovey, Mateo Alou and Felipe Alou as teammates. Then he played for about 5 years in Canada where he also began his career as a coach or team manager. 

As a coach, he began his career in the early 1970s, leading the Montreal Expos team before they belonged to Major League Baseball (MLB), there he won 2 league championships and a distinction as Manager of the Year. He then moved to Panama, his native country, to lead the Chiriquí team to its first and second Major Baseball Championship in 1978 and 1979. He also directed the Herrera team, 1997 champion, and the Panama Metro team as an assistant. by José Murillo in 1994 and Aníbal Reluz in 2001.

Chico was coach of the Panamanian national team for more than 20 years and traveled the world with national teams in tournaments, Pan American, Central American, pre-Olympic and world. His greatest achievement was the first victory over an A team of Cuban baseball in 1982, and a third place in the 2005 World Cup in the Netherlands.

"Chico" worked for more than 30 years with MLB Major League teams as a scout and development coach, he worked with the Philadelphia Phillies in the 1970s, with the Kansas City Royals in the 1980s, with the New York Yankees York in the 1990s and finally with the St. Louis Cardinals from 2004 until his death.

He achieved great success as a scout, signing players of the stature of Mariano Rivera, Ramiro Mendoza, Manny Acosta, Fernando Seguignol, Rafael Medina and Rubén Rivera; He also trained and signed hundreds of youngsters who, although they did not make it to the Major Leagues, most of them stand out in different professions, always keeping in mind the discipline, respect and teamwork they learned from Chico Heron.