Team Leaders

Level Ex unites elite talent from the video game industry, expert physicians and surgeons from top hospitals, and industry leaders from digital health to create the company's acclaimed medical games.

Sam Glassenberg

Founder & CEO

Sam is the visionary behind the company’s acclaimed medical video games. Before Level Ex, he was CEO of the leading independent game publisher for Hollywood movies, FTX Games (acquired by PTEC in 2016), releasing blockbuster titles like Hunger Games and Mission: Impossible. Sam also led the DirectX team at Microsoft. His career began at LucasArts creating Star Wars games.Sam serves on numerous tech advisory boards and is a sought-after, international speaker for his provocative topics on video games and healthcare.

Genevieve Paquette

Chief Marketing Officer

Genevieve oversees commercial strategy and marketing at Level Ex. Her 20 year career includes launching popular consumer tech and health products, and leading marketing at top digital health brand, WebMD. At WebMD, she was the head of HCP marketing for the Medscape platform, growing their membership to 10 million healthcare professionals, launching their app to #1 in medical, and delivering hundreds of millions in yearly advertising revenues. In 2018, Genevieve was inducted into MM&M’s Hall of Femme, being recognized as one of the most accomplished female leaders in healthcare.

Todd Shallbetter

SVP, Partnerships I Technology & Emerging Markets

Todd leads technology/platform provider relationships across the company.  He joins Level Ex after 14 years with the iconic Atari where he served as Chief Operating Officer, overseeing business development, marketing, and operations. Over his career, he has specialized in fostering top-tier industry relationships, skyrocketing revenue, and increasing brand recognition and market share. Prior to Atari, he held executive roles in entertainment—managing and live touring with multi-platinum artists—then transitioning to the finance and merchandising.

Joe Marziani

SVP, Business Development I Pharmaceutical & Medical Devices

Joe leads the team fostering strategic partnerships between Level Ex and global life sciences and medtech companies. He brings decades of sales leadership experience to the company, previously serving in sales leadership roles at WebMD for over 15 years, and more recently at MyHealthTeams, where he managed an impressive portfolio of top pharmaceutical brands. He also held sales and strategy roles at Eli Lilly, Shire, and The Alexander Group.

Eric Gantwerker, MD, FACS

VP, Medical Director

Eric is a practicing ENT surgeon at Loyola, specializing in reconstructing airways of pediatric patients. At Level Ex, he leads the company’s medical strategy, directs CME development, conducts efficacy studies, and manages the company’s 100+ physician advisory council and relationships with institutions. Eric specializes in applying emerging technology in medical education, holding an MMSc in Medical Education from Harvard and a MS in Physiology/Biophysics from Georgetown.

Itay Keren

Lead Game Designer

Itay is a world-renowned game designer, with his vision and skill seen across Level Ex’s suite of game titles. He is a sought-after expert, rallying thousands of game professionals to his standing-room only talks at GDC each year. His most recent game, Mushroom 11, won an Apple Design Award (2017) and Google Play Indie Game of the Year Award (2017). His experience includes running the Untame game studio, Chief Technology Officer of ICQ (acquired by AOL), and lead game designer at Oberon Media.

Andy Saia

Development Lead I Airway Ex & Pulm Ex

Andy designs and implements the core systems, architecture, and learning mechanics featured in its games. He leads a fast-growing development team who builds Level Ex’s challenging pulmonology and anesthesiology games. Before Level Ex, Andy held multiple engineering roles at WMS Gaming and Phosphor Games, and built educational products for Kaplan Higher Education.

Ryan Blake

Studio Art Director, Game Art

With title credits like Heroes Reborn, Man of Steel, Horn, WWE Immortals, and World War Z, Ryan is a renowned character artist in the video game industry. Ryan oversees the creation of 3D anatomical models, animation, visual effects, and UI design. Under his leadership, Level Ex’s team of 2D and 3D artists produce the spectacular anatomy and virtual patients seen in its games.

Steve Kane

Development Lead, Cardio Ex & Gastro Ex

Steve oversees the team responsible for building Level Ex’s stunning cardiology and thrilling gastroenterology games. His vision and technical prowess have resulted in designing challenging experiences for physician players. Steve first caught the software engineering bug as a Field Service Manager at Nanosphere, then continued on leading engineering projects at Emmi Solutions, Groupon, Applied Pathways, AgentRun, and PageVault.

John Podlasek

Director, Talent Acquisition

John recruits the best talent in the industry thanks to his extensive network—gleaned from 25 years in video games and entertainment at companies like Zynga, Viacom, and NEC Technologies. Career highlights include being Producer for Midway Games Mortal Kombat and leading development for Disney Interactive’s Marvel Avengers.


Eric Gantwerker, MD, FACS
Loyola University Hospital
Vice President, Medical Director

Kyle Hogarth, MD
Interventional Pulmonology
University of Chicago

Neeraj Desai, MD
General & Interventional Pulmonology
Amita Health

Komal Bajaj, MD
OBGYN & Medical Simulation
NYC Health + Hospitals

Adrian Pichurko, MD
Northwestern Hospital

Charles Lei, MD
Emergency Medicine
Vanderbilt UMC

Adam Ehrlich, MD
Temple University Hospital

Atman Shah, MD
Interventional Cardiology
University of Chicago Medicine

Errol Gordon, MD
Neurology & Critical Care
Mount Sinai Hospital

Brian Gantwerker, MD
Craniospinal Center (LA)

Ray Glassenberg, MD
Northwestern Hospital

Diana Lerner, MD
Medical College of Wisconsin

Board of Directors

Sam Glassenberg
Founder & CEO
Level Ex, Inc.

John F. Harris
JAZZ Venture Partners

Dan Malven
4490 Ventures

Genevieve Paquette
Chief Marketing Officer
Level Ex, Inc.

Garrett Vygantas, MD
OSF Ventures