Our Experts

Work with Industry Thought Leaders at Every Stage of Your Clinical Research Study

With so much at stake, you want the best minds focused on your clinical trial. ERG delivers, with teams of experts working on every facet.

Daniel Gruener, MD

Chief Medical Officer

  • Served as Medical Director & Principal Investigator at St Louis Clinical Trials
  • Has participated in 400 early and late phase clinical
  • Industry-leading expert in psychiatry, pain, addiction, diabetes and HAL
  • Past board member of the American Pain Society
  • Author of numerous publications
  • Board Certified by the American Academy of Pain Management and the American Board of Psychiatry and Neurology
  • Worked for PRAHS; CRI Worldwide; Penn Friends Behavioral Health System; Northeast Neuroscience Institute; Philadelphia Pain Program
  • Holds an MD from American University and a BS, Psychology

Bernadette D’Souza, MD

  • Founder of Midwest Clinical Research Center in Dayton, Ohio
  • Principal Investigator on more than 200 clinical studies
  • Industry-leading expert in psychiatry, neurology, addiction, pain, pediatrics, tobacco
  • Board certified by the American Board of Psychiatry and Neurology
  • Certified Physician Investigator through the Association of Clinical Research Professionals
  • Previously served as an examiner for the Ohio Board of Psychiatry
  • Holds a Medical Doctorate from the Armed Forces Medical College

Kenneth Lasseter, MD

Medical Advisor, Clinical Pharmacology of Miami

  • Cofounded Clinical Pharmacology Associates and Clinical Pharmacology of Miami
  • Has served as Medical Director and Principal Investigator on more than 1,800 clinical trials
  • Has contributed to more than 60 successful NDAs
  • Published over 300 articles and abstracts in the area of clinical pharmacology
  • Clinical Pharmacologist certified by the American Board of Clinical Pharmacology; board-eligible in cardiology and internal medicine
  • Holds degrees from the University of Florida, Gainesville (MD) and Stetson University (BS)

Stephen Thein, PhD

Director, Principal Investigator and Founder of Pacific Research Network

  • Industry-leading researcher in the fields of sleep disorders, Alzheimer’s disease, and dementia
  • Has conducted over 380 trials testing new medications to treat Alzheimer’s disease, memory loss, anxiety, migraine, sleep disorders, sexual dysfunction, social anxiety, multiple sclerosis and weight loss
  • Sought-after lecturer on topics related to the central nervous system/neurology and sleep disorders
  • Authored over 20 journal articles and scientific abstracts in several peer-reviewed journals
  • Holds degrees from the United States International University (PhD; MA, Human Behavior) and California Western University (BA)

Richard Pollak, DPM, MS

Founder, Principal Investigator, Endeavor Clinical Trials

  • Principal Investigator on more than 140 studies
  • Renowned author and lecturer in postoperative pain research in bunionectomy, abdominoplasty, and TKA among others
  • Industry leader in podiatry research, including diabetic foot ulcers
  • Holds degrees from Penn College of Podiatric Medicine (MS), the University of Massachusetts (BS), and California College of Podiatric Medicine
  • Board certified by the American College of Foot and Ankle Surgery

George Konis, MD

Medical Director, Principal Investigator, Woodland International Research Group

  • Principal Investigator and Medical Director on more than 185 clinical trials with challenging populations in psychiatric indications (schizophrenia, depression, mania, anxiety), cardiology, gastrointestinal disorders, pain, addiction and general medicine
  • Medical Director, The Bridgeway Hospital
  • Chairman-Pharmacy/Therapeutics and Infectious Disease Control committees at Arkansas State Hospital
  • Holds degrees from Portsmouth, Dominica (MD, BS)
  • Board certified in family medicine and pain and addiction

Otto Dueno, MD

Medical Director, Principal Investigator, Midwest Clinical Research Center

  • Principal Investigator or Sub-Investigator on 120 clinical trials in addiction, psychiatry, neurology, sleep, pain and postoperative pain
  • Maintains an outpatient behavioral care practice and has extensive experience in acute adult inpatient care and geriatrics
  • Member of the Ad Hoc Advisory Committee on Addiction and Pain Control issues for the Ohio Psychiatric Physicians Association
  • Board certified by the American Board of Psychiatry and Neurology
  • Holds degrees from Universidad Central del Caribe School of Medicine (MD) and Xavier University (BS, Natural Sciences)

Jim Aukstuolis, MD

Principal Investigator, Woodland International Research Group

  • Principal Investigator or Sub-Investigator on more than 142 trials for adult and pediatric/adolescent populations

 

  • State-Appointed Member of the Children’s Behavioral Health Care Commission
  • Medical Director, Living Hope Southeast
  • Holds degrees from the University of Arkansas (MD, BA)
  • Board certified in adult and child psychiatry

Mark Brody, MD, CPI

Medical Director and Founder of Brain Matters Research

  • Principal Investigator on more than 180 clinical trials seeking to prevent and treat Alzheimer’s disease (AD), mild cognitive impairment, dementia and stroke
  • Founded one of the largest clinical research facilities in the US specializing in AD diagnosis, treatment and research
  • Has a private practice in neurology
  • Nationally recognized expert in both AD and stroke
  • Served as Medical Director, Comprehensive Stroke Program-Bethesda Memorial Hospital
  • Certified by the Academy of Clinical Research Professionals as a Certified Physician Investigator
  • Holds degrees from the University of Calgary (MD) and the University of Western Ontario (BS)

Sarah D. Atkinson, MD

Medical Director, Principal Investigator and Founder, Finger Lakes Clinical Research

  • Conducted 100 clinical trials in adult and pediatric CNS indications, including depression, ADHD, schizophrenia, bipolar disorder and anxiety
  • Often consults with international clients in the planning and design of study protocols
  • Coauthored two recognized texts in the treatment of psychiatric disorders
  • Authored and contributed to numerous books and peer-reviewed journals
  • Has held numerous teaching fellowships in both psychiatry and mathematics
  • Board certified in general psychiatry, child and adolescent psychiatry
  • Holds degrees from the University of Oklahoma (MD), Princeton University (MS), and Tulane University (BS)

Maria Bermudez, MD, CPI

Medical Director, Principal Investigator, Clinical Pharmacology of Miami

  • Principal Investigator on 100s of Phase I trials in healthy volunteers and various special patient populations
  • Principal Investigator at Watson Therapeutics/Teva Pharmaceuticals and Comprehensive Clinical Development, Inc.
  • Board certified by the American Board of Internal Medicine; certified Physician Investigator by ACRP
  • Holds an MD from Pontificia Universidad Javeriana

Wendy Bond, MD

Principal Investigator, Neuropsychiatric Research Center of SW Florida

  • Investigator on more than 30 CNS clinical trials
  • Practices general neurology in the Fort Myers and Cape Coral area
  • Previously medical director for the Lee Health ALS Clinic
  • Member of the American Academy of Neurology, AAN Fellow and the Lee County Medical Society
  • Board certified by the American Board of Psychiatry and Neurology
  • Holds degrees from Wayne State University (MD) and Western Michigan University (BS)

Robert Billingsley, Jr, MD

Medical Director and Principal Investigator, Woodland Research Northwest

  • Has contributed to more than 80 clinical trials in psychiatric disorders including depression and schizophrenia
  • Psychiatrist, Private Practice; Attending Psychiatrist, Piney Ridge Center
  • Served as Diplomate for the American Board of Psychiatry and Neurology
  • Holds an MD from the University of Arkansas

Hernan Salazar, DO

Medical Director, Principal Investigator Endeavor Clinical Trials

  • Principal Investigator on more than 40 Phase I and late-phase clinical trials
  • Serves as a physician at the VAMC and in private practice in Internal Medicine/General Practice in San Antonio, TX
  • Holds degrees from the University of North Texas Health Science Center (DO), the University of Oklahoma (MS, Public Health), and the University of California (BS)

Samuel Oberstein, MD

Assistant Medical Director and Principal Investigator, Clinical Pharmacology of Miami

  • Principal Investigator on over 130 clinical trials, including Phase I trials in both healthy volunteers and special populations
  • Long-standing leader in clinical research
  • Board certified in obstetrics and gynecology
  • Holds an MD from Mount Sinai School of Medicine

Daniel Lawler, MD

Principal Investigator, Pacific Research Network

  • Chair for the Department of Anesthesia, Coronado Plastic Surgery Center, Coronado, California
  • Staff Anesthesiologist at the San Diego Outpatient Surgery Center
  • Contributed to more than 80 CNS trials, with a focus on infusion-related Alzheimer’s disease and multiple sclerosis studies requiring single or repeated lumbar punctures
  • Board certified in anesthesiology
  • Holds degrees from the Medical College of Wisconsin (MD) and the University of Colorado (BA)

Steven Folkerth, MD

Principal Investigator, Midwest Clinical Research Center

  • Conducted more than 300 clinical trials in a range of indications, including vaccine, pain, addiction, gastroenterology, dermatology, neurology, metabolic disorders and endocrinology
  • Board certified by the American Board of Internal Medicine
  • Completed his residency at Kettering Medical Center
  • Holds an MD from the University of Cincinnati

Gerald Cephas, MD

Sub-Investigator, Midwest Clinical Research Center

  • Sub-Investigator and Clinical Rater for more than 80 clinical trials addressing various CNS indications
  • Board certified by the Virginia Board of Medicine and the State Medical Board of Ohio
  • Holds degrees from the University of Virginia School of Medicine (MD) and Duke University (BS, Biomedical Engineering)

Thomas Reilly, MD

Principal Investigator, Pacific Research Network

  • Investigator on more than 160 clinical trials
  • Holds degrees from Georgetown University (MD) and San Diego University (MS, Public Health)
  • Board certified in occupational and environmental medicine

Arthur Flippin, MD

Principal Investigator, Pacific Research Network

  • Principal Investigator on more than 35 clinical trials
  • Board certified by the American Board of Psychiatry and Neurology; specialization in neurology
  • Holds degrees from the University of Medicine and Dentistry of New Jersey (MD) and Adelbert College, Western Reserve University (BA, chemistry)

Isabel Kuhare-Arcure, DO

Sub-Investigator Midwest Clinical Research Center

  • Principal Investigator or Sub-Investigator on 55 clinical trials in pediatrics, psychiatry and neurology
  • Experienced pediatrician and clinical researcher
  • Holds degrees from the University of Medicine and Dentistry of New Jersey (DO) and William Paterson University (BS, Biology)

Paayal Patel, MD

Neurologist, Sub-Investigator, Brain Matters Research

  • Specializes in cognitive disorders including dementia and neuropsychiatry
  • Former Director of Memory Disorders Program at St. Mary’s Hospital, West Palm Beach, Florida
  • Board member, Alzheimer’s Care Resource Center
  • Completed her fellowship in cognitive behavioral neurology at the Cognitive Neurology and Alzheimer’s Disease Center at the Northwestern University Feinberg School of Medicine in Chicago, IL
  • Board certified in neurology and psychiatry
  • Holds degrees from Ross University, Roseau, Dominica (MD) and University of Buffalo (BS)

Jennifer Springer, MD

Sub-Investigator, Neuropsychiatric Research Center

  • Principal Investigator or Sub-Investigator on 30+ Alzheimer’s disease trials
  • Completed her emergency medicine residency at the Medical College of Pennsylvania
  • Board certified by the American Board of Emergency Medicine
  • Holds degrees from Temple University School of Medicine (MD) and Juniata College (BS)

Ernesto Fuentes, MD

Principal Investigator, Clinical Pharmacology of Miami

  • Conducted more than 140 clinical trials, including studies in diabetes, hypertension, osteoarthritis, and numerous pharmacokinetic, bioequivalence and bioavailability studies
  • Board certified by the American Board of Internal Medicine
  • Completed his residency at the University of Miami/Jackson Memorial Hospital with a fellowship in geriatrics
  • Holds a Doctor of Medicine degree from the Universidad del Norte, Columbia

Juan Carlos Rondon, MD, JD, CPI, FCLM

Principal Investigator and Sub Investigator, Clinical Pharmacology of Miami

  • Has experience in over 70 Clinical Trials
  • Certified clinical investigator with extensive certifications in clinical research practices and code of federal regulations
  • Was a lead investigator and principal investigator prior to serving at CPMI
  • Holds degrees from Nova Southeastern University and was a resident at Temple University