Welcome, new CNAS faculty!

Welcome, new CNAS faculty!

Welcome, new CNAS faculty!


The College of Natural & Applied Sciences welcomes the following new full-time faculty members in the 2019-2020 academic year:


Kuan-ju ChenKuan-ju Chen, Ph.D.

Chen will serve as an assistant professor of agricultural economics under UOG’s Cooperative Extension & Outreach. He comes to Guam from Washington State University, where he was an instructor on food and agricultural markets and also lectured on econometrics and the theory of industrial organization.

  • B.S., Civil and Ecological Engineering, I-Shou University (Taiwan)
  • MBA, International Business, Southeast Missouri State University
  • M.S., Finance, The University of Arizona
  • M.S., Statistics, Washington State University
  • Ph.D., Economics, Washington State University


John LimitiacoJohn F.K. Limtiaco, Ph.D.

Limtiaco rejoins the College of Natural & Applied Sciences as an assistant professor of chemistry. He previously taught chemistry at UOG from 2013 to 2015. Limtiaco studied chemistry as an undergraduate at the University of Guam, graduating with a bachelor’s in 2005 and later earned his doctorate in analytical chemistry from the University of California, Riverside.

  • B.A., Chemistry, University of Guam
  • Ph.D., Analytical Chemistry, University of California, Riverside



  Thomas VuCapt. Thomas T. Vu

Vu joins the College of Natural & Applied Sciences as an assistant professor of military science. He earned a bachelor’s in criminal justice from the University of Central Missouri and then in 2010 was commissioned as a second lieutenant in the Military Police Corps. Since then, he has served in the Army in South Korea, Missouri, and Japan and most recently commanded the Headquarters and Headquarters Detachment for U.S. Army Medical Department Activity – Japan. 

  • B.S., Criminal Justice, University of Central Missouri
  • Military Police Officer Basic Course
  • Military Police Captains’ Career Course
  • Anti-terrorism Officer Basic and Advance Courses
  • Conventional Physical Security/Crime Prevention Course
  • Common Faculty Development Instructor Course

 John Washburn Staff Sgt. John Washburn II

Staff Sgt. Washburn joins the university’s Army ROTC program as an instructor of military science. Washburn joined the U.S. Army in 2006, and following completion of One Station Unit Training at Fort Leonard Wood, Mo., he was awarded the military occupational specialty of military police officer. He served at Military Police Company units at Fort Hood, Texas; Fort Carson, Colo.; Fort Bragg, N.C.; Schofield Barracks, Hawaii; and in the Area Support Group Qatar. His duty positions have included gunner, driver, team leader, squad leader, and military science instructor.

Washburn’s formal military training consists of Warrior Leadership Course, Advanced Leadership Course, Air Assault, Combatives Level 1, Combatives Level 2, Master Army Combatives Program, Combat Life Savers Course, JCR Operators Course, HAZMAT, Bus Drivers Course, Master Resiliency Trainer Level 1, Rappel Master, and Common Faculty Development Instructors Course.

The University of Guam also announces the following promotion:

Aubrey Moore

Aubrey Moore, Ph.D.

Moore has been promoted from associate professor to professor of entomology with Cooperative Extension & Outreach under the College of Natural & Applied Sciences. In his work as an extension entomologist, Moore provides insect diagnostic services and makes pest control recommendations for farmers, the general public, government agencies, and University colleagues. In particular, he has been focused on preventing damage by the coconut rhinoceros beetle. He first joined the University in 2003 as a research associate and was promoted to associate professor in 2008.

  • B.S., Integrated Science Studies, Carleton University (Canada)
  • M.S., Entomology, Michigan State University
  • Ph.D., Entomology, University of Hawaii