City of Yukuhashi, Japan (various schools)
English as a Second Language

Hillsborough Community College:
Environmental Science, Earth Science, and Astronomy lecture and lab courses

Hinds Community College:
Physical Geology, Physical Science, General Biology, Principles of Zoology, and Basic College Mathematics lecture and/or lab courses

University of South Florida:
Historical Geology and Invertebrate Paleontology lab courses

Mississippi State University:
Physical Geology lab

Bahamian Field Station, San Salvador, Bahamas:
Guest lecturer - Coral Biology