Scientific Committees

ACGIH Scientific Committees

Experts Advancing ACGIH

Committees are established by and responsible to the Board of Directors. The activities of each Committee are directed by an individual mission statement. Committee members are appointed by the Board of Directors; any ACGIH member interested in volunteering for possible appointment may do so by writing to the Chair of ACGIH in care of the Headquarters Office (3640 Park 42 Drive | Cincinnati, Ohio 45241; phone: 513-742-2020, e-mail:

Committee members are not authorized to speak with stakeholders or distribute information about TLVs, BEIs, and other ACGIH guidelines that are under development. Committee members are not authorized to speak as representatives of ACGIH about ACGIH and/or the TLVs, BEIs, and other ACGIH guidelines at scientific meetings, symposia, etc. without consent from ACGIH. (Click here to view the ACGIH Public Affairs and Communications Policy and the ACGIH Information Release Policy.)

To compile and disseminate information on biologically derived contaminants that may become airborne, to develop recommendations for assessment, control, remediation, and prevention of such hazards, and to establish criteria for bioaerosol exposure limits. Current members are:

ChairCheri Marcham, PhD, CIH, CSP, CHMM, FAIHA
Vice ChairJohn P. Springston, CIH, CSP, FAIHA
MemberAlbert Victor Condello, III, CSP, CHMM, NREMT
MemberJohn David Krause, PhD, MSPH, CIH
MemberStephen R. Larson, MS, CIH, CSP, RBP, RRPT
MemberFrancis J. Offermann, PE, CIH
MemberRobert Strode, MS, CIH
MemberPaula H. Vance, RM/SM(NRCM), SM(ASCP), CIE
ConsultantK. A. N. Aithinne, PhD, GSP, CPH
ConsultantDavid I. Bernstein, MD
ConsultantJonathan A. Bernstein, MD
ConsultantErin Bouttenot
ConsultantHung K. Cheung, MD, MPH, FACOEM
ConsultantGinger Chew, ScD, MSPH
ConsultantIan Cull, PE, CIH
ConsultantStephen J. Derman, CIH, FAIHA
ConsultantCynthia Ellwood, PhD, CIH
ConsultantPhilip G. Hauck, MSHS
ConsultantStephen King, PhD, MDiv, MPH
ConsultantAndrey A. Korchevskiy, PhD, DABT, CIH
ConsultantJames P. Kornberg, ScD, MD
ConsultantDe-Wei Li, PhD
ConsultantJoseph William Lstiburek, PhD
ConsultantKenneth F. Martinez, CIH
ConsultantWilliam D. Mele, CIEC, RCCP-SCF, RCP-FH
ConsultantJ. David Miller, PhD
ConsultantRichard J. Shaughnessy, PhD
ConsultantLuis E. Smith, CIH, FLAC
ConsultantChing-Yi Tsai, PhD
ConsultantChin Shan Yang, PhD
Board LiaisonEdward T. Zellers, PhD
Staff LiaisonRita Williams

To develop occupational biological exposure guidelines that are scientifically valid and supported by professional judgment, up-to-date, well-documented, understandable and clear, and produced by a clearly-defined process that is balanced and free of conflict of interest. Current members are:

ChairLarry K. Lowry, PhD
Vice ChairGlenn Talaska, PhD, CIH
MemberMichael Bader, Dr. rer. nat.
MemberLee M. Blum, PhD, F-ABFT
MemberJean Grassman, PhD, MS, CPH
MemberNancy B. Hopf, PhD
MemberKate Jones, MPhil
MemberHeiko U. Kaefferlein, Dr. rer. nat.
MemberLeena A. Nylander-French, PhD, CIH
MemberGary J. Spies, MPH, CIH, CSP
MemberClaude Viau, MS, Dsc
ConsultantPhilip Edelman
Board LiaisonThomas J. Lentz, PhD
Staff LiaisonRita Williams

To provide a safe and healthful environment by integrating state-of-the-art information from government and industry sources, using them to develop and recommend ventilation and other engineering controls to capture, collect, filter, and remove airborne contaminants from the workplace.

Current members of Industrial Ventilation Committee:

ChairJonathan F. Hale, MPA
Vice ChairGregg Grubb, CIH
MemberSergio A. Caporali Filho, PhD, CSP, CIH
MemberMichael Clark, PE
MemberMichael R. Clarke
MemberRobert Dayringer, CIH
MemberGeorge R. Gruetzmacher, PhD, PE, CIH
MemberChristopher P. Manning, PhD
MemberJohn L. McKernan, ScD, CIH, CAPT
MemberDale Price
MemberRafael Sartim, PhD
MemberRobert Shearer
MemberJennifer L. Topmiller, MS
MemberNeil J. Zimmerman, PhD, PE, CIH, FAIHA
ConsultantJames Kirt Boston
ConsultantThomas Godbey, Jr
ConsultantDaniel Josephs
ConsultantGerry A. Lanham, PE
ConsultantMonona Rossol, MS, BS, MFA
Board LiaisonDonald D. Elswick, CIH, CSP, CHMM, CIT
Staff LiaisonRita Williams

To recommend airborne concentrations of agents and exposure conditions for use in the practice of industrial hygiene and by other qualified professionals to protect worker health.

Current members of Threshold Limit Values for Chemical Substances Committee:

ChairRachel Rubin, MD, MPH
Vice ChairBruce D. Naumann, PhD, DABT
MemberMarcy I. Banton, DVM, PhD, DABVT
MemberJeremy R. Beach, MB, BS, MD
MemberWilliam S. Beckett, MD, MPH
MemberDennis M. Casserly, PhD, CIH, FAIHA
MemberHugh W. Davies, PhD, MSc, BSC, CIH
MemberMichael DeLorme, PhD
MemberLaura Deakin, PhD, MPH
MemberAlison Elder, PhD
MemberDeborah C. Glass, MA, MSc, PhD
MemberIan A. Greaves, MD
MemberTheodore J. Hogan, PhD, CIH
MemberRachael Jones, PhD, MPH, CIH
MemberGerald L. Kennedy, Jr.
MemberMichael T. Kleinman, PhD
MemberEmily Lent, PhD
MemberEdward V. Sargent, PhD, MPH, DABT
MemberDarius D. Sivin, PhD
MemberCandace Tsai, ScD, CIH
MemberJames Wagner, PhD
ConsultantDavid C. May, ScD, CIH, PE
Board LiaisonJack Caravanos, DrPH, CIH
Staff LiaisonSkye Bickett, DHSc, MLIS

To develop occupational exposure guidelines for physical agents, including those of an acoustic, electromagnetic, radiological, ergonomic, mechanical, and thermal nature.

Current members of Threshold Limit Values for Physical Agents Committee:

ChairRichard L. Neitzel, PhD, CIH, FAIHA
Vice ChairLaurel Kincl, PhD, CSP
MemberMartin Cherniack, MD, MPH
MemberKenneth R. Foster, PhD, PE
MemberKarl Friedl, PhD
MemberStephanie C. Griffin, PhD, CIH
MemberBernard Martin, PhD
MemberDavid M. Rempel, MD, MPH, CPE
MemberMichael Schmoldt, CIH, PE, CHMM, MS, MPH, MBA
MemberDavid H. Sliney, PhD
MemberSuzanne D. Smith, PhD
MemberJune T. Spector, MD, MPH
MemberBruce E. Stuck, MS, ScD
ConsultantBeth A. Beidleman, ScD
ConsultantThomas E. Bernard, PhD, CIH
ConsultantGeorge C. Brainard, PhD
ConsultantAnthony J. Brammer, PhD
ConsultantJohn William Castellani, PhD
ConsultantSteven Chervak
ConsultantHugh W. Davies, PhD, MSc, BSC, CIH
ConsultantRobert R. Fox, PhD, CPE
ConsultantKenneth Kase, PhD
ConsultantSteven A. Lavender, PhD, CPE
ConsultantSteven W. Lockley, PhD
ConsultantDavid J. Lund
ConsultantWilliam S. Marras, PhD
ConsultantBlake McGowan
ConsultantThais C. Morata, PhD
ConsultantJames R. Potvin
ConsultantJames P. Seward, MD, MPP, MMM
ConsultantImelda Wong, PhD
Board LiaisonPam Susi, MSPH, CIH
Staff LiaisonRita Williams