President and Governing Board

The Gear Research Institute is governed by a tripartite board of trustees representing the membership of the Institute, the American Society of Mechanical Engineers (ASME) and the American Gear Manufacturers Association (AGMA). Each research bloc creates its own steering committee whose responsibility is to select and guide programs within a bloc.

Board of Trustees

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Chad Behrman

Design Engineering Technical Specialist - Gear Boxes

Rolls Royce Corporation

University of Missouri

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Colleen Tomasello

Manager – Bearing, High Temp, Gear and Structural Alloy Product Metallurgy

Carpenter Technology Corporation – Latrobe Operations

Carnegie-Mellon University (BS), University of Pittsburgh (MS

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Geary Smith

Engineering Manager


Eastern Michigan University

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Ben Sheen

Chief Engineer

Eaton Corporation

University of Wyoming

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Scott Yoders

Vice President of Sales

Liebherr Gear Technology

Penn State University (BS)

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Jeremy Wagner, PhD

Manager of Dynamic Systems Modeling and Tribology

John Deere

Kansas State University (BS), Iowa State University (MS and PhD) 

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Alessio Pescosolido

Design Manager - Transmissions

Pratt & Whitney

Polytechnic Institute of Milan (BS), Rensselaer Polytechnic Institute (MS)

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John O'Neil

Engineer Manager - Gear Tools

Star Cutter Company

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Todd Praneis

Vice President, Technical Division


Milwaukee School of Engineering

Avinash Singh

Avinash Singh, PhD

Engineering Group Manager - Advanced Components and Subsystems

General Motors

The Ohio State University

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Mark Traband, PhD, PMP

Associate Director for Materials and Manufacturing

Applied Research Laboratory, Penn State University

Virginia Tech (BS) and The Pennylvania State University (MS and PhD)

Aaron Isaacson

Aaron Isaacson, PhD

Managing Director, Gear Research Institute

Head, Drivetrain Technology Center at ARL-Penn State

The Pennsylvania State University (BS, MS, and PhD)

Latest News

The Gear Research Institute is managed by a twelve (12) member Board of Trustees. As per the Institute’s...
The next meeting of the Board Of Trustees of the Institute will be held on October 25, 2023 at ARL Penn...
Vol. 28, 2023 Foreward GRI surpasses 40 years of testing and researchThe GRI, being founded in 1982,...

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