Richard Gil Kerlikowske (born November 23 1949) is the current Commissioner of U.S. Customs and Border Protection. He assumed office on March 6 2014.Kerlikowske graduated from the University of South Florida in Tampa and the Executive Institute at the Federal Bureau of Investigation Academy. He has served as Chief of Police in four cities and worked in the United States Justice Department. His longest term as a Chief of Police was between July 2001 and March 2009 in Seattle Washington. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Office Holder

Henry Tiller (June 14 1914 – January 1 1999) was a Norwegian boxer who competed in the 1936 Summer Olympics. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Athlete

Mastigoproctus is a genus of whip scorpions. Native to the rain forest regions of northern South America these whip scorpions can reach a length of up to 9 centimetres (3.5 in) and can weigh over 30 grams (1.1 oz). Despite popular belief they are not venomous as like all other whip scorpions they do not possess venom glands. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Animal