Our Team

Dr. Karen Wonders

Founder and CEO

Karen Wonders, Ph.D., FACSM, is the Founder and CEO of Maple Tree Cancer Alliance, and Professor of Exercise Physiology at Wright State University. Her passion is to advocate for exercise to become a part of the national standard of care for cancer.

Maple Tree provides free exercise training, nutrition counseling, and emotional support to thousands of cancer survivors every month at several locations across the US. Dr. Wonders is committed to evidence-based practice in her facilities, and has a robust research program that has more than 100 published peer-reviewed manuscripts on the topic of exercise and cancer recovery.

A gifted communicator, Dr. Wonders has given numerous professional presentations on the national, state, and local levels, including a talk at TEDxDayton on Exercising through Cancer Care. Finally, she is married to her college sweetheart, and together they have seven children. If you think her hands are full, you should see her heart!

Dr. Jay K Harness

Chief Medical Officer

Jay K. Harness, MD, FACS, received both his MD degree and training in General Surgery at the University of Michigan Medical Center in Ann Arbor. He then remained on the faculty at the University of Michigan and developed one of the first United States academic multidisciplinary breast centers in 1985. Dr. Harness left the University of Michigan in 1989 and spent two years at Tufts University School of Medicine in Boston where he also established a multidisciplinary breast center at St. Elizabeth’s Medical Center. Subsequently, he came to Oakland, California in 1991 to join the University of California-East Bay Department of Surgery where he was a Professor and Chief of Surgical Oncology at Highland General Hospital.  The opportunity to direct his third multidisciplinary breast program at St. Joseph Hospital in Orange, CA came in the summer of 2003. He started his fourth breast surgery program at Northern Inyo Hospital in Bishop, CA in 2016. 

Dr. Harness spent the first 28 years of his career in academic life at the University of Michigan, Tufts University, and the University of California (Davis, UCSF & UCI). He is best known for his work in the fields of endocrine and breast surgery, as well as the use of ultrasound in surgical practice. He is a member of several national and international surgical societies and associations.  He is a Past-President of: The American Society of Breast Surgeons (ASBrS), the American Association of Endocrine Surgeons (AAES), and Breast International (BSI).  

He has authored over 100 scientific articles and book chapters and has been the lead editor of 3 textbooks. His most recent books, The Breast Cancer Answers Book and Operative Approaches to Nipple-Sparing Mastectomy: Indications, Techniques, & Outcomes were published in 2016. He is a co-founder and Medical Director of Breast Cancer Answers (www.breastcanceranswers.com) which is a Social Media video site for breast cancer patients, family members and friends.

Regan Fedric

Chief Programming Officer

Regan Fedric, Chief Programming Officer, delivers her mission from the past 20 years of bridging the gap between fitness and medicine in cancer care. 

Regan was the Co-Founder of Sunflower Wellness and has recently joined Maple Tree Cancer Alliance as the Chief Programming Officer. Regan began working in this field in 2001 as she co-developed the IMPACT Program (Integrating Medical Professionals and Certified Trainers) in the San Francisco Bay Area. She has amassed thousands of clinical hours and is a leader in the emerging field of Exercise Oncology. She helped establish programs at University of California San Francisco, Stanford, Kaiser Permanente, Marin Cancer Care, and several community clinics that support the underserved population. With Maple Tree Cancer Alliance Regan will focus on growth and program development on the West Coast and the Tampa Florida area with hopes of growing programs across the country.   

Kathryn H. Schmitz

Chief Science Officer

Kathryn Schmitz, PhD, MPH, FACSM, is a Professor of Public Health Sciences at the Pennsylvania State University’s College of Medicine. She is clinical trialist who has led many exercise trials.  Dr. Schmitz has also translated her work into clinical practice.  She has also served as president of the American College of Sports Medicine.  Dr Schmitz chairs the Global Exercise Is Medicine Governing Committee and she is the founder of the Moving Through Cancer Initiative of the American College of Sports Medicine.

Dr. Schmitz has published over 260 peer reviewed scientific papers (h-index 62) and has had $25 million dollars in funding for her research since 2001.  She was the lead author of the first ACSM Roundtable on Exercise for Cancer Survivors.  In March 2018 Dr. Schmitz co-chaired an International Multidisciplinary ACSM Roundtable on Exercise and Cancer Prevention and Control.  The physicians, outpatient rehabilitation specialists, researchers, and exercise professionals in the room broadly agreed it is time for exercise oncology to go prime time.  The question is how.  Dr. Schmitz’ professional mission is to answer that question.

James Skinner

International Relations Consultant

James S. Skinner, Ph.D., FACSM is a Professor Emeritus in the Department of Kinesiology, Indiana University. He is a former 1) president of the American College of Sports Medicine (ACSM), 2) Chair, International Advisory Council for Exercise is Medicine, 3) Vice President, International Council on Sport Sciences and Physical Education, and 4) Chair, Medical Advisory Committee of the YMCA of the USA. He is a member of the Scientific Advisory Panel for the American Council on Exercise and their Senior Advisor on Exercise Science. He is the ACSM representative to RAFA/PANA (Physical Activity Network of the Americas) and a member of its Executive Committee. He was one of the five principal investigators of the HERITAGE Family Study, a large multi-center investigation of the role that genetic factors play in the response to training of risk factors for cardiovascular disease and diabetes. As principal investigator, co-principal investigator or member of an executive committee, he has been involved in research grants totaling more than $50 million. He received the 2014 ACSM Honor Award, the highest award in his field. In 2011, he received a Doctor Honoris Causa from Semmelweis University in Budapest, Hungary. He was recently selected to be a Fulbright Specialist for four years (2021-2025). Dr. Skinner has published over 300 articles and book chapters, 8 books (2 books that he translated from German), and 21 educational DVDs.  He has been actively investigating the relationships between exercise, training and health for more than 55 years and has lectured in English, French, German and Spanish in 67 countries about these relationships.


Andrew Wonders

VP of Finance

Andrew Wonders is an Assistant Professor at Cedarville University in the School of Business. Prior to teaching, Andrew spent 13 years working in the sport event industry. His past experience includes working for Olympic organizing committees in Sydney and Salt Lake City and for the host broadcaster for the 2002 World Cup. Andrew spent two years working in the athletic department at the University of Northern Colorado, and eight years working for private companies managing sport events ranging from multi-day fundraising walks and bike rides to marathon and half-marathon road races. Amongst these experiences were multiple start-up ventures.


Laura Miller

Director of Content and Media

Laura Miller joined Maple Tree in September 2019. She is responsible for the day-to-day operations as well as making sure our social media reflects the work we are honored to be doing.

Pauline Goloubef: pauline.goloubef@mapletreecanceralliance.org

Sara Rice: sara.rice@mapletreecanceralliance.org

Ben Kutz: ben.kutz@mapletreecanceralliance.org



At Maple Tree, each Exercise Oncology Instructor holds a Bachelor’s degree in Kinesiology, as well as our nationally recognized, NASM-accredited Exercise Oncology Instructor certification.


Kelly McCluskey, MD, President
Far Hills OBGYN, Greene County

Jeff Gammell, Vice President
Attorney at Law
M&M Title, Montgomery Cty

Stephen Updegraff, Treasurer
Accountant, UAI Accounting and Tax Prep

Ken Winter, Secretary
Heritage Fellowship Church, Clark County

Ken Chaij
Director of Oncology Services at Kettering Health Network

Jill Reese, MS, RN, AGCNS-BC, OCN
Foster J Boyd MD Regional Cancer Center

Josh Francis
University of Dayton, Montgomery County

Jason Kmick
Buhl Recreation Center, Lawrence County PA

Nathan Baird
(Finance) San Francisco CA



Dr. Art Lerner

Chairman of the National Medical Advisory Board


Beth Boyd, RN

Executive Director, American Society of Breast Surgeons Foundation


Dr. Katherina Calvillo

Breast Surgeon
Founder, New England Breast and Wellness


Dr. Ronald Hale

Medical Director for Radiation Oncology Kettering Health


Dr. Amanda Laubenthal

Medical Oncologist and Hematologist at UPMC Cancer Center


Dr. Natalie Marshall

Medical Director UCSF Berkeley


John Montville

Executive Director, Oncology Service Line Mercy Health


Dr. Neil Shore

Medical Director, CPI of Carolina Urologic Research Center


Karen Wonders, Ph.D., FACSM

Founder and CEO


Dr. Jay Harness, MD

Chief Medical Officer