- Joined AAPG 1969
- Member DPA, EMD
- 2021-Present – AAPG Foundation Member of the Corporation
- 2013-Present – At-Large Delegate, HoD
- 2011-Present – AAPG Foundation Trustee Associate
- 2017-18 – Chair, AAPG Foundation Trustee Associates
- 2014-17 – Chair, DPA Governmental Affairs Committee
- 2014-16 – Ad Hoc Committee on Governance
- 2014-15 – Vice Chair, AAPG Foundation Trustee Associates
- 2012-15 – Chair, Membership Coordination and Communication Committee
- 2011-12 – AAPG Advisory Council
- 2010-11 – HoD Chair, AAPG Executive Committee
- EC liaison for Membership Coordination and Communication, Membership Survey Ad Hoc, and Membership Recruitment committees
- 2009-11 – EMD Energy Economics and Technology Committee
- 2008-15 – GEO-DC Board of Governors Committee
- 2008-12 – Manager, Membership Career Services and Membership Recruitment committees
- 2008-12 – Manager, Membership Survey Ad Hoc Committee
- 2008-12 – Manager, Young Professionals Committee
- 2008-09 – Oversight Committee
- 2005-10 – Public Outreach Committee (Vice Chair, 2007-10)
- 2005-2008 – Membership Coordination and Communication Committee
- 1982-2005 – Membership Committee
HoD Activities
- With the exception of 1994-97, Hawk has been a member of the House of Delegates since 1984.
- He was HoD chair in 2010-11.
- He has served on every HoD committee at least once.
- He has chaired the HoD Rules and Procedures and Nominations committees, and was vice chair of the Constitution and Bylaws Committee.
1997-Present – Delegate, Idaho Association of Professional Geologists