“It is hard to believe the student volunteer program established on campus in 1989 has developed so exceptionally well during the past 23 years. Its successes and great progress have been due to the outstanding leadership from the several professionals who have served as Coordinators, Directors and Assistant Directors as well as the great support the program has enjoyed over the years from UM students who have participated.”

— Dr. William R. Butler, 2012

Andrew D Wiemer

Sr. Director, Volunteer Service & Leadership Development

(305) 284-4483
Andrew Wiemer earned his B.A. in Business Administration (Management) from Doane University and his M.S. in College Student Personnel Services and Administration from the University of Central Arkansas. He has been at UM since 2011 and currently serves as the Senior Director of the Butler Center for Volunteer Service and Leadership Development...

Collette Mighty

Asst. Dean of Students

(305) 284-2884 x8-2884
Since 2016, Dean Mighty has had a great passion for mentoring students as they grow through their college experience while here at the U. She serves as a conduct officer, advisor to the Undergraduate and Graduate Honor Councils, Alpha Lambda Delta National Honor Society and for both the National Pan-Hellenic Inc. and Multicultural Greek...

Cristina Orbeta

Administrative Assistant

(305) 284-6389
Cristina Orbeta serves as the administrative assistant for the William R. Butler Center for Volunteer Service and Leadership Development. In this position, Cristina works closely with the Butler Center director and assistant directors providing administrative assistance. She is responsible for the department’s accounting and provides...