Daniel Caslin is the Chief Instructor of Aikido of Owensboro. His introduction to Aikido occurred in 1976 while he trained with Frank Doran at Stanford University. He thereafter trained under Mary Heiny in Seattle. He spent a year in Japan in 1979 studying Aikido full time under Hikitsuchi Michio Sensei, 10th Dan, one of O'Sensei's post-war students, in Shingu, Japan. Other greatly influential instructors in Shingu were Motomichi Anno (8th Dan), Yanase (7th Dan) and Tojima Sensei (6th Dan). Back in the United States, Daniel trained with Tom Read in Arcata, California and began teaching in Arcata. He later moved to Kentucky, where he opened a dojo in 1982. He has a continuing interest in meditation. Daniel is now a lawyer practicing in Owensboro. He is affiliated with North Bay Aikido in Santa Cruz, California. 

Rick Triplett is an Assistant Instructor at Aikido of Owensboro. He has been dabbling in various martial arts since 1958 and studying Aikido from Dan since the Owensboro dojo first formed in 1990. Rick received his 1st Dan rank from Linda Holiday in 1996. With his wife he owns and operates a private K-12 school in Owensboro.  His last promotion was Nidan by Caslin Sensei.

Tim Martin is an Assistant Instructor for Aikido of Owensboro. His degree is in Anthropology, and his wife is a counselor.