Argonne Air Force Fellows
Each year, two fellows are placed at Argonne for the prestigious one-year national program to conduct research on an area of their choice. Fellows are selected through a rigorous review based on merit, rank in their respective career fields, and education and experience relevant to Argonne’s mission.
The Air Force Fellows program maintains and strengthens a longstanding relationship between the laboratory and Air Force, and reinforces the key role played by Argonne’s national security programs.
2024 – 2025
Lieutenant Colonel Daniel R. Carroll
Prior to his Fellowship at Argonne, Lt. Col. Dan Carroll was stationed at Wright-Patterson Air Force Base, OH where he completed a four-year assignment as program manager for an advanced electronic warfare suite for the F-15E Strike Eagle and F-15EX Eagle II.
A graduate of the U.S. Air Force Academy (USAFA), Lt. Col. Carroll holds bachelor’s and master’s degrees in mechanical engineering. Upon completing his master’s degree in 2009, he returned to USAFA to teach Mechanical Engineering from 2010 to 2013, during which time he deployed to Afghanistan as an aircraft combat damage assessor. In 2013, he moved to the Space and Missile Systems Center in Los Angeles AFB, CA and led a modernization program for the Space Based Infrared System. From 2017 to 2019, he led the Presidential and Executive Airlift Directorate in awarding the final $2.8 billion contract for design, development, and certification of the next Air Force One aircraft.
Major Grant C. Ellis
Prior to his Fellowship at Argonne, Maj. Grant C. Ellis was the T-38 Deputy Branch Chief at Hill Air Force Base, Utah, where he led 132 interdisciplinary civilian, military, and contract personnel to conduct lifecycle sustainment for 501 T-38A, B and C model aircraft, supporting fighter pilot and companion trainer operations. He managed a portfolio of safety, training enhancements, block upgrades and was responsible for acquisitions valued at $1.7 billion.
Originally from Oklahoma City, Maj. Ellis entered the Air Force through the Reserve Officers Training Corps in 2012, after graduating from the University of Oklahoma with a degree in aviation management. Maj. Ellis was selected to be a Logistics Readiness Officer and worked across multiple duty assignments, supporting deployments, vehicles, fuel and materiel distribution for the first nine years of his career. In 2020, he earned a master’s degree in public administration from Columbia Southern University and in 2021, Major Ellis was selected to cross flow to program management.
2023 – 2024
Lieutenant Colonel Joseph D. Langan
Major Justin A. Sadowski
2022 – 2023
Lieutenant Colonel Jesse D. Breau
Major Christa N. Schiesswohl
2021 – 2022
Lieutenant Colonel William R. (Reed) Kastner
Major Benjamin N. Worrall
2020 – 2021
Lieutenant Colonel Zachary C. Gray
Major Daniel S. Edelstein
2019 – 2020
Lieutenant Colonel Daniel E. Finkelstein
Major Kyle J. Krogh
2018 – 2019
Lieutenant Colonel Shamekia Toliver
Major Mason W. Kehs
2017 – 2018
Colonel Christopher Snyder
Major Sean Richardson
2016 – 2017
Lieutenant Colonel Brian Gamble
Major David Levene
2015 – 2016
Colonel Christopher Lemanski
Major Jacob Leck
2014 – 2015
Lieutenant Colonel Robert Eninger
Major Kendra Fletcher
2013 – 2014
Colonel Earl Stolz
Major Michael Maginness
2012 – 2013
Lieutenant Colonel Eric Forsyth
Major Anthony Cagle
2011 – 2012
Major Matthew Michaud
Lieutenant Colonel Krystal Murphy
2010 – 2011
Lieutenant Colonel David Byer
Major Maria Kohler
2009 – 2010
Lieutenant Colonel Tasha Pravecek
Major Christopher Bishop
2008 – 2009
Lieutenant Colonel Jeffrey Gillen
Major Clinton Abell
2007 – 2008
Colonel Jeffrey Smith
Major Michelle Rauch Ewy
2006 – 2007
Colonel Warren Ward
Major David Benson
2005 – 2006
Lieutenant Colonel Clair Gilk
