Our Team

The Jumpline team is a well-rounded group that has a wide range of experience in the health & wellness space, fire service, military, and brand marketing communications.

Dave Wurtzel

Executive Director / High Performance Specialist

David has over two decades of firefighting experience that spans both wildland firefighting in the southwest, to structure firefighting in the northeast. As founder of the non profit The First Twenty he was the author of the nation's first ever national fitness and wellness program for firefighters. He served as a health coach for two ground breaking clinical trials in first responder health powered by FEMA and the NIH that covered thousands of first responders coast to coast. David also served as the SME for the development of the U.S.A.F. Firefighter Fitness & Wellness Program for its 11,000 firefighter, and currently serves as a SME for the development of the U.S. Forest Service's performance program for their over 30,000 firefighters. David was also the 2017 Firefighter Combat Challenge World Champion in the Over 50 Men's Relay.

Eric Potterat, PH.D.

Co-Founder / High Performance Psychologist

Dr. Potterat is a Clinical, Performance and Sport Psychologist who is considered one of the leading experts in high performance psychology, whole-person wellness, performance optimization, decision-making and teamwork under pressure, mental skills training, and individual and organizational resilience. He retired as a Commander in the Navy after 20 years of service and spent the last 10 years of his active duty time developing and implementing ‘neck-up’ programs for the US Navy SEALs. He is also credited for creating the Performance Psychology program for Red Bull High Performance athletes. He has 30 peer-reviewed, professional journal and/or chapter publications, has been featured on national media, and has served as a consultant and speaker on human factors, high performer wellness, peak performance techniques and mental toughness to many organizations including, NASA, the U.S. Olympic Training Center, many law enforcement and government agencies, and numerous professional and collegiate sports teams.

Mary Ellen Toscani

Department Relations / Brand Communications

Mary Ellen joined the U.S Fire Service at the age of 16 and has over 12 years of experience as a firefighter. A member of her department's Rapid Intervention Team and County Rescue Task Force, she has received numerous NFPA fire and specialty rescue certifications and is a Firefighter of the Year and Temple K. Gregg Memorial Award recipient. She is also featured in the newly released NFFF book, American Firefighter. Mary Ellen graduated Summa Cum Laude from Hobart and William Smith Colleges majoring in English, Communications and Philosophy, and joined The First Twenty team in 2012. She also volunteers her time with Disaster Relief and Veteran Reintegration organizations like Team Rubicon, Team Red, White, and Blue, and The Mission Continues.

High Performance Trainers

Ken Helgerson

Fire Chief, 4 x Firefighter Combat Challenge World Champion

Charlie Palmer

Professor of Health & Human Performance, Frmr. USFS Smoke Jumper

John Harring

Metropolitan Boston Police Officer, Command Staff Regional Tactical Team

Maureen Stoecklein

Firefighter/Paramedic, Registered Dietitian