Management Team

James B. Scully

Interim CEO & PAO

Mr. Scully brings to Neuralstem a wealth of experience from a range of senior executive roles in the pharmaceutical and broader healthcare industry, including leadership roles in financial and strategic planning, global business development and general management at Takeda Pharmaceuticals, Astellas Pharmaceuticals, Abbott Laboratories, Walgreens and GE Healthcare.

Education: University of Chicago, Booth School of Business, M.B.A., University of Pennsylvania, Wharton School of Business, B.S., Economics

Karl Johe, Ph.D.


  • Co-founder of Neuralstem; NIH/NINDS Staff Scientist
  • Education: Post-doctoral fellow, UCSF; Ph.D, Biochemistry, Albert Einstein College of Medicine; M.A./B.A., Biochemistry, University of Kansas

David Recker


Dr. David Recker is the founding manager of JJK Consulting, a group that advises on pharmaceutical development, with an emphasis on global implementation of small molecule clinical trial design as well as a therapeutic focus on cell therapy. Dr. Recker serves as the Chief Medical Officer of Vericel Corporation, where he has been responsible for clinical development, regulatory affairs, medical and scientific affairs, pharmacovigilance, statistics and data management. Previously, Dr. Recker was Senior Vice President, Clinical Sciences with Takeda's Global Research and Development division, where he implemented global clinical development strategies for several pharmacologic agents in multiple therapeutic areas. Dr. Recker completed his M.D. with distinction at the University of Michigan Medical School.

Thomas Hazel, Ph.D.

Senior Vice President, Research

  • Neuralstem’s Stem Cell Discovery Program Director and Senior Scientist since 1998; Staff Scientist at the NIH Laboratory of Molecular Biology of the National Institute of Neurological Disorders and Stroke in Bethesda; and was a NIH IRTA fellow from 1993-1996.
  • Education: Ph.D., Genetics, University of Illinois College of Medicine; B.A., Biology, Kalamazoo College