Iona began as an adjunct teaching General Biology in 1979. She has been Department Chairman and full time professor. She has also served on Faculty Senate, serving as secretary and chairman. She advises Biology and is a part of the Health Professions advising committee and is a member of Texas Association of Advisors of Health Professions. Iona met her husband Neil at summer camp at LCC. They are both graduates of LCC, class of 1973. Their two children, Lisa and Stephen, are also alumni of LCU. They have been members of Vandelia Church of Christ since 1976 where she participates in the worship team and teaches Bible class. She has spoken at several church retreats.