NTSA Top Under 40

Congratulations to the 2023 NTSA Top 10 Under 40

  • David Ellsworth, Ph.D., U.S. Army DEVCOM AvMC
  • Matthew Hackett, Ph.D., U.S. Army DEVCOM SC STTC
  • Jeremy Joseph, CMSP, Bluedrop USA, Inc.
  • Thomas Kehr, Ph.D., CESI
  • Anastacia MacAllister, Ph.D., General Atomics Aeronautical Systems, Inc.
  • Jennifer McArdle, Ph.D., CMSP, CAE USA
  • Douglas Orellana, Ph.D., ManTech International
  • Evan Oster, Aptima, Inc.
  • LT Tiffany Peterson, USN, U.S. Special Operations Command (USSOCOM) and Arorae Corporation (ARO Corp)
  • Summer Rebensky, Ph.D., Aptima, Inc.

Why a NTSA Top Under 40?

NTSA Top Under 40 provides a valuable recognition to our next generation of leaders in the I/ITSEC Community. A Top Under 40 is an exceptional leader, contributor, and volunteer to the modeling, simulation and training (MS&T) community, and has achieved significant professional success early in their career. The Top Under 40 recognizes leaders who are making a significant impact on our community. These leaders will help keep our community vibrant and relevant for years to come.

Evaluation Criteria

The Top Under 40 Committee will evaluate nominations based on these criteria:

  • Volunteerism impact in the MS&T community: One’s service and impact towards the greater good of the MS&T community, beyond one’s role in their respective company.
  • Professional impact in the MS&T community: One’s impact to the MS&T community while in the performance of their professional roles in their respective companies or organizations.
  • Leadership impact: One’s leadership impact regardless of community supported. The community is looking for examples of leadership attributes in action resulting in high impact.

The Top Under 40 Selection Committee will be comprised of I/ITSEC members and leaders including Government, Industry, and Academic participants.

Who is Eligible?

All involved in the MS&T industry, are over the age of 26, and under the age of 40 as of 31 December 2024.


  • Call for nominations: first week of July 2024
  • Deadline for Submissions: 4 October 2024
  • Awardee Notification: 25 October 2024
  • Awardee Reception: 2 December 2024
  • Award Event at I/ITSEC: 3 December 2024

How the NTSA Top Under 40 will be recognized

  • Announcements on NTSA and I/ITSEC social media channels.
  • Complimentary registration to I/ITSEC.
  • Attendance and recognition at Monday evening Speakers Reception.
  • Attendance and recognition at NTSA M&S Awards Dinner, Tuesday night of I/ITSEC.
  • Membership in inaugural Next Gen Committee to help find the next leaders of the MS&T Community.


Submissions & Overall Program Questions
  Program Sponsorship Questions
Reneé Despot
  Shannon Burch, CEM
Director, NTSA Meetings & Operations   Senior Director, Exhibits & Sponsorships
rdespot@NTSA.org   sburch@NTSA.org