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Past Events
2010
2009
Introduction to the Design of Performance-based Exposure Assessment Strategies
by Dr. Paul Hewett Ph.D.
Date: March 30
Location: Kansas City, Missouri
Sponsed by the AIHA Mid-America Section Spring Symposium. Click here
for a brochure and registration information.
Hewett, P. (2009): A 21st Century Exposure Assessment Strategy. The Synergist,
January, pp.34-37. (Note: The published version contained editing errors. The
online
version has been corrected.
 
2008
June 5 - "Control Banding - Issues and Opportunities"
Presented by Paul Hewett during the AIHCE Round Table 254 "Control Banding:
Fundamentals, Underlying Issues, Applications, and Strategies for Implementation".
Click here
to download the pdf.
June 5 - "Can 'Professional Judgment' be Quantified?"
Presented by Paul Hewett during the AIHCE Round Table 261 "Making Best
use of Available Information: Bayesian Methods in Occupational Hygiene".
Click here
to download the pdf.
May 5 - "REACH - Will it change EHS Sciences Worldwide?"
Presented by Paul Hewett in Minneapolis MN as part of the National Occupational
Research Agenda (NORA) Symposium, sponsored by the Midwest Center for Occupational
Health and Safety. Click here
to download the pdf.
2007
A peer-reviewed article reviewing several Censored
Data Analysis methods was published in the Annals of Occupational
Hygiene :
Hewett, P. and Ganser, G.H.: A Comparison of Several Methods for Analyzing
Censored Data. Annals of Occupational Hygiene 51:611-632 (2007).
Several previous publications were updated and
made available as technical reports:
Hewett, P. (2007): Technical
Report 07-01 - Interpretation and Use of Occupational Exposure Limits
for Chronic Disease Agents. Exposure Assessment Solutions, Inc. (www.oesh.com).
Hewett, P. (2007): Technical
Report 07-02 - Industrial Hygiene Exposure Assessment - Data Collection
and Management. Exposure Assessment Solutions, Inc. (www.oesh.com).
Hewett, P. (2007): Technical
Report 07-03 - Industrial Hygiene Exposure Assessment - Data Analysis
and Interpretation. Exposure Assessment Solutions, Inc. (www.oesh.com).
Hewett, P. (2007): Technical
Report 07-04 - Misinterpretation and Misuse of Exposure Limits. Exposure
Assessment Solutions, Inc. (www.oesh.com).
2006
November 13 - Paul Hewett submitted comments to the OSHA Docket No. H-022K
- Hazard Communication - Advance Notice of Proposed Rulemaking (ANPRM) 2006
- PHewett - comments on H-022K Haz Com.pdf
A peer-reviewed article on the concept of Bayesian
Decision Analysis was published in the October issue of the Journal
of Occupational and Environmental Hygiene:
Hewett, P., Logan, P., Mulhuasen, J., Ramachandran, G., and Banerjee, S.:
Rating Exposure Control Using Bayesian Decision Analysis. JOEH 3:568-581 (2006).
2005
May 23, Anaheim, CA -- American Industrial Hygiene Conference & Expo 2005
Hewett, P.: Innovative Tools for Understanding the
Overall Performance of Your Exposure Monitoring Program. (presented as part
of Roundtable 201: New Innovations in Exposure Risk Management: Optimizing
the Efficiency and Effectiveness of Our Strategies) download
pdf of presentation
Hewett, P. (2005): Technical
Report 05-01 - A Conceptual Model for Generating Random Exposures for
Use in Computer Simulations. Exposure Assessment Solutions, Inc. (www.oesh.com).
Hewett, P. (2005): Technical
Report 05-02 - Equations for Calculating Exposure Management Objectives.
Exposure Assessment Solutions, Inc. (www.oesh.com).
Hewett, P. (2005): Technical
Report 05-03 - Performance-based exposure assessment strategies for TWA
exposure limits. Exposure Assessment Solutions, Inc. (www.oesh.com).
2004
May 13, Atlanta, GA -- American Industrial Hygiene Conference & Expo 2004
Hewett, P.: Combining Professional Judgment and Exposure
Data - Bayesian Decision Analysis. (presented as part of Roundtable 242: Professional
Judgment and Decision Making: Mathematical Modeling, Validation, and Bayesian
Statistics - Creating the Super IH) download
pdf of presentation
Hewett, P.: Control Banding - the Good, the Bad, and the Pulchritude Challenged.
(presented as part of Roundtable 223: Control Banding: Is the U.S. Ready?) download
pdf of presentation
March 1-2, Cincinnati, OH -- 2nd International Control Banding Workshop
Hewett, P., Mulhuasen, J., and Logan, P.: A Proposal for the Validation of
Control Banding Using Bayesian Decision Analysis Techniques (poster). download
pdf of presentation
2003
September 4 -- Paul Hewett of EAS Inc. submitted comments to the OSHA Docket
for Assigned Protection Factors
Paul
Hewett - submission to Docket H049C.pdf OSHA
proposed to establish Assigned Protection Factors (APF) for a number of respirator
classes. Paul Hewett of EAS Inc. Submitted comments regarding the specific
questions posed by OSHA.
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