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Current Officers

The Arizona Archaeological Council is managed by a board of directors. Composed of eleven people, the offices are the President, President-Elect, Immediate Past President, Secretary, Treasurer, Information Officer, the Editor of the Journal of Arizona Archaeology, and four (4) Members-at-Large. The Immediate-past-president and the Editor are non-voting members of the Board of Directors.

Board-of-Directors (2023)


Matt Guebard

Integrated Resource Manager / Archaeologist

National Park Service, Southern Arizona Office

Term of service: 2023

Immediate Past President

Jim Watson, Ph.D.

Associate Director

Arizona State Museum, University of Arizona

Term of service: 2023

President Elect

Ryan Arp, M.A., RPA

Senior Project Manager

EPG, LLC. a Terracon Company

Term of service: 2023

Fun Fact: I am a triplet.


Shannon Plummer, M.A., RPA

Arizona Antiquities Act Administrator

Arizona State Museum, University of Arizona

Term of service: 2023-2024

Fun Fact: I can recite all 50 states in alphabetical order in less than 30 seconds.

Information Officer

Andrew Vorsanger, M.A.

Cultural Resources Team Lead - Phoenix

SWCA Environmental Consultants

Term of service: 2021-2022

Fun Fact: I used to work as a cheese monger in a French restaurant in New York City.


Daniel Garcia, M.A., RPA

Archaeologist - Senior Cultural Resource Management Specialist

Salt River Project

Term of service: 2023-2024

Fun Fact: Hot dog.

Editor of the Journal of Arizona Archaeology

Mark Chenault

Principal Investigator

Westland Resources

Term of service: 2022-2023


Bruce G. Phillips, M.S.

President / Owner

BGP Consulting LLC.

Term of service: 2022-2023

Fun Fact: I grew up on Saipan in the west Pacific and also lived in Hawai‘i. Having studied Oceania prehistory, I am currently analyzing pollen from taro fields beneath urban Waikiki.


Alycia Hayes

Cultural Resources Specialist

Grand Canyon National Park in Planning, Environment, and Projects

Term of service: 2022-2023


Joshua S. Edwards, M.S. RPA

Principal Investigator

Cornerstone Environmental

Term of service: 2023-2024

Fun Fact: I was the youngest member of the Willamette Agate and Mineral Society at age 7.


Jay D. Franklin, Ph.D.

Principal Investigator / Senior Project Manager

Westland Resources, Inc.

Term of service: 2023-2024

Elections are held for open offices in the fall. The offices of President Elect, President, and Immediate Past President are held for one year. All other offices are held for two years, with two Members-at-Large elected each year to facilitate continuity. The duties and responsibilities of the AAC Board members can be found here: AAC OFFICERS DUTIES

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