2019 NAGT Elections

published May 30, 2019 7:54am

Voting for NAGT's open positions for National Officers is officially open! This year's ballot includes Second Vice President and two Councilors-at-Large. Voting begins on May 30 and ends on July 1, 2019.

Officer Candidate Biographies

Second Vice President

Margaret Crowder is an Instructor of Geology at Western Kentucky University. Her primary areas of work are in teaching and student advising, with research and service interests in geoscience education, leadership, and gender and diversity in STEM. Her course responsibilities include introductory physical geology, natural hazards, oceanography, and earth systems science for teachers. She is completing her final year as editor-in-chief for NAGT's In The Trenches news magazine and has found working with so many individual authors and with the NAGT Executive Committee for the past three years to be highly rewarding.

Education: B.S. Geology, Western Kentucky University; M.S.T. Geology, University of Florida; Ed.D. Educational Leadership, Western Kentucky University. Professional experience: Instructor of Geology, Western Kentucky University (2003-present).


Steve Mattox is a Professor of Geology at Grand Valley State University in Allendale, Michigan. He contributes to a range of teacher preparation programs including non-science K-8, Integrated Science, Earth Science, and a secondary education Integrated Science endorsement. He has mentored 28 undergraduate science education students to present their work at state and national meetings and collaborated with 18 students on peer-reviewed publications. He continues to extend a state-wide network of high schools offering geology courses for credit at eleven Michigan colleges and universities.

Education: BS Geology Indiana University – Purdue University at Indianapolis; MS and PhD Northern Illinois University. Professional Experience: interpretive ranger National Park Service, HAVO; contract mapping geologist Utah Geological Survey, gold exploration in West Australia, mapping base metals Java Indonesia. Administrative Experience: Department Chair, Geology, GVSU; PI or co-PI of three NSF grants in education. Teaching Experience: general education courses at NIU, School of the Art Institute of Chicago, and University of Hawaii at Hilo; geology, integrated science, graduate courses for inservice teachers, and general education at GVSU. Service has included: GSA's Education and Government Public Policy committees, member of AGU, GSA, and NAGT.


Ryan J. Hollister is a veteran geoscience and AP environmental science teacher currently serving as Turlock Unified School District's 7-12 Science Instructional Coach. His career has been dedicated to creating equitable, accessible and innovative geoscience-centric curriculum that facilitates student discovery and understanding of the physical processes that have shaped California's Great Central Valley. Ryan's ultimate goal is to help shape a science-literate teaching force and citizenry that will be able to collaboratively solve the water, air and soil problems that plague the San Joaquin Valley and beyond.

Education: B.A. Liberal Studies, California Polytechnic State University; California Single Subject Credential, California State University Stanislaus; M.Sc. Geosciences, Mississippi State University. Professional experience and service: Delta-Sierra Science Leadership Team (2017-Present); Science Friday Educator Collaborator (2016-Present); WestEd Making Sense of Science Leadership Cadre member, (2015-Present); NAGT Outstanding Earth Science Teacher – Far West Region (2015), Earth Educator Rendezvous Workshop Co-leader (2018 & 2019), Creator of first NGSS-aligned Immersive Virtual Field Experience (2016).