Professional and service  (full listing in vita) Department head, January 2009 Interim department head, April 1 2008 - January 2009 Chair, departmental tenure & promotion committee (2004-2008) Member, Institute of Agriculture Bylaws Committee Departmental instructional coordinator (2004-2008) Member, Undergraduate Academic Council, College of Agriculture and Natural Resources (2004-2008) Member (2004-2008), Recruitment Committee, College of Agriculture and Natural Resources Judge, University Undergraduate Research and Creative Achievement Fair (2006, 2007) Reviewer for a number of journals and grants panels (1990-present) Member, UT Institute for a Secure and Sustainable Environment Advisory Board (2006-present) Member, departmental Strategic Planning Committee (2003) Member, Plant Sciences Facilities and Equipment Committee (2002-2005) Member, Plant Sciences Academic Review/Self-Study Committee (2004) Client service via Mycorrhizal Information/Literature Exchange: online work with growers and other industry groups, high school students, scientists, undergrad and grad students, high school and college teachers, organizers of meetings; etc. (1998-present) Member, departmental Internal Advisory Committee (2001-2008) Member, UT Graduate Academic Policy Committee (2002-2004) Member, UTIA Greenhouse Construction and Renovation Committee (2003) Chair, Plant Sciences Department Head Search Committee (2001); chair and member of several other search committees CASNR Rep to UT Graduate Council (2001-2004) Panel member, National Technical Advisory Committee (NTAC), advisory board for DOE’s National Institute of Global Environmental Change (2000-2001) Chair, UTIA Faculty Evaluation Instrument Committee (2000- 2003) Chair, College Committee to form Interdepartmental PhD program (2001) Member, UTIA Tenure and Promotion Committee (2000) Member (1994-2004), Chair (1996-1998), Graduate Academic Council, College of Agriculture and Natural Resources Chair or member, OHLD and PSLS Departmental Graduate Committee (1990-2002) Departmental representative to the UT libraries (1990-2002) Member, UT Environment and Natural Resources Interdisciplinary Council (1999-2001) Member, various other departmental, Institute and university committees Mentor, several departmental junior faculty Author, online International Directory of Mycorrhizologists (1998-2006) Author, International Mycorrhiza Society web site (2005-2006) Web author of several other sites Gamma Sigma Delta Awards Committee (multiple years) Panel member, USDA National Research Initiative Competitive Grants Program (1992) Panel member, DOE Review of National Laboratory Proposals (1993) Oversight of the department's author room (visuals/graphics computer station) Member, several graduate student committees. Member: International Mycorrhiza Society American Society of Horticultural Scientists Ecological Society of America Soil Ecology Society