Given the question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Gene Walter -  Gene Winston Walter (born November 22 1960 in Chicago Illinois) is a former Major League Baseball relief pitcher for the San Diego Padres (1985-1986) New York Mets (1987-1988) and Seattle Mariners (1988).On July 18 1988 Walter set a Mariners record and tied an American League record for most balks in a game with 4.
The answer is:
Athlete