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NMRL Graduate Research Associates
Department of Sports Medicine and Nutrition, School of Health and Rehabilitation Sciences



Meet the Graduate Research Associates!

Erin Pletcher Heather BansbachMatthew Meredick
Mallory Sell Matthew DarnellValerie Williams
Nicholas HeebnerMichelle VarnellPaul Whitehead
     

Matthew Darnell, MS, RD, SCCC

med30@pitt.edu

Status: Doctoral Student in Rehabilitation Sciences within the Department of Sports Medicine and Nutrition

Anticipated Graduation: 2014

Years at NMRL: 3 (1 as MS Student)

Previous Education:

MS in Clinical Dietetics and Nutrition (2010)
University of Pittsburgh

BS in Clinical Dietetics and Nutrition (2008)
University of Pittsburgh

Current Certifications / Licensures:

Registered Dietitian (2010)
American Dietetic Association

Strength and Conditioning Coach (2009)
Collegiate Strength and Conditioning Coaches Assn.

Food Safety Manager (2008)
National Registry of Food Safety Professionals

CPR/AED/First Aid, Professional Rescuer (2005)
American Red Cross

Previous Experience:

Project Coordinator (2011-2012)
Naval Special Warfare, Human Performance Research Laboratory, Coronado
University of Pittsburgh

Graduate Student Researcher (2009-Present)
Neuromuscular Research Laboratory
University of Pittsburgh

Research Interests:

Nutrition and exercise approaches for improved athletic performance, injury prevention, and rehabilitation

Current Projects:

The Effect of Carbohydrate/Electrolyte Feedings on Postural Stability, Muscle Activation Patterns, and Landing Mechanics (Principal Investigator)

UPitt Warrior Human Performance Research Initiative

Presentations (posters and platform):

Crawford K, Darnell ME, Stapel H, Lovalekar MT, Abt JP, Sell TC, McCord LJ, Wirt MD, Nagai T, Deluzio JB, Lephart SM. Dietary supplemant habits of soldiers of 101st Airborne Division Air Assault. American College of Sports Medicine Annual Meeting. Abstract accepted and poster presented. May 2012

Darnell ME, Crawford K, Abt JP, Sell TC, Nagai T, House AJ, Deluzio JB, Smalley BW, Lephart SM. Dietary Intake of Army Soldiers in Occupation Specialties Requiring Heavy Physical Demands. American College of Sports Medicine Annual Meeting. Abstract accepted and poster presented. June 2011
                
Crawford K, Darnell ME, Abt JP, Sell TC, Lovalekar MT, House AJ, Smalley BW, Lephart SM. Dietary Habits of Soldiers of 101st Airborne Division Air Assault. American College of Sports Medicine Annual Meeting. Abstract accepted and poster presented. June 2011

Fleishman K, Crawford K, Darnell ME, Lovalekar MT, Abt JP, Lephart SM.  The Effect of Tart Cherry Juice Blend in Reducing Eccentric-Induced Muscle Soreness. American College of Sports Medicine Annual Meeting. Abstract accepted and poster presented. June 2011

Darnell ME, Crawford K, Abt JP, Sell TC, Nagai T, House AJ, Deluzio JB, Smalley BW, Lephart SM. Dietary Intake of Army Soldiers in Occupation Specialties Requiring Heavy Physical Demands. American College of Sports Medicine Annual Meeting. Abstract accepted and poster presented. June 2011

Honors / Awards:

Carson Graduate Athletic Fellowship (2008-2010)
University of Pittsburgh

Varsity Letter Winner (2004-2008)
University of Pittsburgh

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Valerie Williams, PT, DPT, MS

williamsvj2@upmc.edu

Status: Doctoral Student in Rehabilitation Sciences within the Department of Sports Medicine and Nutrition

Anticipated Graduation: 2015

Years at NMRL: 2

Previous Education:

MS in Health and Rehabilitation Science, Musculoskeletal Physical Therapy (2010)
University of Pittsburgh

DPT, Physical Therapy (2008)
Slippery Rock University of Pennsylvania

BS in Exercise Science (2005)
Slippery Rock University of Pennsylvania

Current Certifications / Licensures:

Orthopaedic Certified Specialist (2011)
American Board of Physical Therapy Specialists

Physical Therapist (2008)
Commonwealth of Pennsylvania Department of State
Bureau of Professional and Occupational Affairs State Board of Physical Therapy

Previous Experience:

Casual Call Physical Therapist (2012-present)
UPMC Centers for Rehab Services
Pittsburgh, PA

Senior Physical Therapist (2010-2012)
UPMC Centers for Rehab Services Squirrel Hill
Pittsburgh, PA

Orthopaedic Physical Therapy Resident (2008-2010)
UPMC Center for Sports Medicine and UPMC South Hills
Pittsburgh, PA

Research Interests:

- Psychometric properties of sports medicine related clinical tests
- Dance and sport injury tracking
- Risk factor analysis and injury prevention
- Biomechanics of dance/sport

Current Projects:

The relationship between strength, range of motion/flexibility, and posture with shoulder complex injury in intercollegiate baseball and softball players (Co-investigator)

Injury Risk Factors for Lower Extremity Injuries in Collegiate Men's and Women's Soccer and Basketball (Co-investigator)

Variation in Muscle Activation Patterns Following Ankle Injection (Co- Investigator)

UPitt Warrior Human Performance Research Initiative

Publications:

Williams VJ, Piva SR, Irrgang JJ, Crossley C, Fitzgerald GK. Comparison of reliability and responsiveness of three patient-reported clinical outcome measures in knee osteoarthritis rehabilitation.  Journal of Orthopaedic and Sports Physical Therapy. 2012:42(8);716-723.

Popchak A, Han J, Williams VJ, Crossley CL. Developing a plan: Addressing the stages of upper-extremity strength and mobility after surgery and injury.  Rehab Management. 2008:21(9), 10-13.

Presentations (posters and platform):

Mentoring Panel: A Brain to Pick, and Ear to Listen and a Push in the Right Direction.
American Physical Therapy Association National Student Conclave. November 2012; Arlington, VA.

Williams VJ, House AJ, Mihalik JP, Sell TC, Lephart SM. Movement at the hip, knee and ankle during static balance tasks is positively correlated with postural instability. Poster Presentation. 2009 American Physical Therapy Association Combined Sections Meeting; February 2009; Las Vegas, NV.
Vision 2020: Trough student’s eyes. Oral Presentation with 2006-2007 APTA Student Assembly Board of Directors and Nominating Committee member and the Section on Health Policy and Administration. American Physical Therapy Association National Student Conclave; panel presentation. October 2007; Valley Forge, PA.

Williams VJ, McCombs H, Smith T. A variation in the arterial supply to the first and second digits - case report. Poster Presentation. Experimental Biology 2007; April 2007; Washington DC.

Williams V, Lynn J, Pierce P. How flexible are the flexibility tests? A comparison using ultramarathon runners. Poster Presentation.  2005 American College of Sports Medicine Annual Conference; June 2005; Nashville, TN.

Honors / Awards:

Freddie H. Fu Graduate Student Research Award (2013)
Department of Sports Medicine and Nutrition
University of Pittsburgh

Mary McMillan Scholarship Award (2008)
American Physical Therapy Association

Outstanding Student Award (2008)
Slippery Rock University School of Physical Therapy

Ryan F. Chandler Memorial Scholarship (2007)
Slippery Rock University School of Physical Therapy

Outstanding Graduate Student Award (2006-2007)
Slippery Rock University, Physical Therapy

Maggie Meise Graduate Student Scholarship (2006)
Slippery Rock University Alumni Association

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Nicholas Heebner, MS, ATC

nrh13@pitt.edu

Status: Doctoral Student in Rehabilitation Sciences within the Department of Sports Medicine and Nutrition

Anticipated Graduation: 2015

Years at NMRL: 1

Previous Education:

MS in Sports Medicine (2012)
University of Pittsburgh

BS in Kinesiology, Athletic Training (2009)
The Pennsylvania State University

Current Certifications / Licensures:

Licensed Athletic Trainer (2012)
Pennsylvania State Board of Medicine

Certified Athletic Trainer (2009)
Board of Certification (BOC)

CPR/AED for the Professional Rescuer (2007)
American Red Cross

Previous Experience:

Athletic Trainer, Casual Call (2009 - Present)
University of Pittsburgh Medical Center

Graduate Assistantship (2009 - 2011)
Athletic Trainer- University of Pittsburgh Medical Center
University of Pittsburgh

Research Interests:

- Postural stability related to injury and performance
- Injury prevention and performance optimization in the athletic and tactical populations
- Portable accelerometery and injury prevention
- Biomechanical and physiological human performance assessment

Current Projects:

Correlation of proximal tibial acceleration with kinematic and kinetic variables during single-leg stop-jump and drop-landings. (Master's Thesis) (Principal Investigator)

Accelerometry to evaluate postural control in multiple conditions (Co- Investigator)

Variation in muscle activation patterns following ankle injection (Co-Investigator)

The relationship between strength, range of motion/flexibility, and posture with shoulder complex injury in intercollegiate baseball and softball players (Co-investigator)

Injury Risk Factors for Lower Extremity Injuries in Collegiate Men's and Women's Soccer and Basketball (Co-investigator)

The Effect of Carbohydrate/Electrolyte Feedings on Postural Stability, Muscle Activation Patterns, and Landing Mechanics (Co-Investigator)

UPitt Warrior Human Performance Research Initiative

NMRL Website Manager

Honors / Awards:

Freddie H. Fu, MD Graduate Research Award (2010)
University of Pittsburgh

School of Health & Rehabilitation Sciences Research Development Fund (2010)
University of Pittsburgh

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Michelle Varnell, MS, ATC

msv11@pitt.edu

Status: Doctoral Student in Rehabilitation Sciences within the Department of Sports Medicine and Nutrition

Anticipated Graduation: 2015

Years at NMRL: 1

Previous Education:

MS in Sports Health Care (2004-2006)
A.T. Still University, Arizona School of Health Sciences

BS in Athletic Training (2000-2004)
Grand Canyon University

Current Certifications / Licensures:

Certified Athletic Trainer (2004)
Board of Certification (BOC)

CPR/AED for the Professional Rescuer
American Heart Association

Previous Experience:

Research Associate (2007-2011)
SHRI-CORE Orthopedic Labs
Banner Health, Sun City West AZ

Head Athletic Trainer (2006-2007)
Centennial High School
Physiotherapy Associates, Peoria AZ

Assistant Athletic Trainer (2004-2006)
Xavier College Preparatory, Phoenix AZ

Research Interests:

- Understanding the upper extremity with regards to performance enhancement and injury prevention
- Strength alterations as predictors of injury
- Making evaluation tools more accessible to the clinician for practical use outside of the laboratory setting

Current Projects:

The Relationship between Strength, Range of Motion/Flexibility, and Posture with Shoulder Complex Injury in Intercollegiate Baseball and Softball Players (Co- Investigator)

Variation in Muscle Activation Patterns Following Ankle Injection (Co- Investigator)

UPitt Warrior Human Performance Research Initiative

Publications:

Varnell, M. Bhowmik-Stoker, M. McCamley J. Jacofsky, MC. Campbell, M. Jacofsky DJ. Differences in Ability to Perform Stair Negotiation Based on Total Knee Arthroplasty Surgical Approach. J Knee Surg. 2011; June:(24)2

Presentations (posters and platform):

Varnell, M. Jacofsky, MC. Jacofsky, DJ. Surgical Approach Results in Different Strategies at the Hip and Knee during the Performance of Stair Negotiation at Two Years Following TKA. Presented at: 57th Annual Meeting of the Orthopedic Research Society. January 13-16, 2011; Long Beach, CA.

Onstot, BR. Johnson, AK. Varnell, M. Jacofsky, MC. Jacofsky, DJ. Functional Differences between BMI groups During Ascent One Year After TKA. Presented at: 57th Annual Meeting of the Orthopedic Research Society. January 13-16, 2011; Long Beach, CA.

Varnell, M. McCamley, JD. Jacofsky, MC. Jacofsky DJ. Gait Analysis of Medial and Lateral Osteoarthritis One Year after Total Knee Arthroplasty. Presented at: 57th Annual Meeting of the Orthopedic Research Society. January 13-16, 2011; Long Beach, CA.

Varnell M, Jaczynski A, Hansen M, Bay RC, Sauers E. The Relationship Between Upper Body Posture and Scapular Kinematics in Older Adults. Presented at: 61st Annual Meeting and Clinical Symposia of the National Athletic Trainers Association; June 23-25, 2010; Philadelphia, PA

Varnell, M. Bhowmik-Stoker, M. Jacofsky, DJ. Jacofsky, MC. The Effect of Total Knee Arthroplasty Approach on the Ability to Perform Stair Descent. Presented at: 56th Annual Meeting of the Orthopedic Research Society. March 6-9, 2010; New Orleans, LA.

Varnell, MS. Jaczynski, AM. Hansen, ML. Jacofsky, DJ. The Relationship Between Posture and Scapular Kinematics during the Performance of Activities of Daily Living in Older Adults. Presented at: 56th Annual Meeting of the Orthopedic Research Society. March 6-9, 2010; New Orleans, LA.

Varnell, M. Bhowmik-Stoker, M. Jacofsky, DJ. Jacofsky, MC. The Effect of Surgical Approach on Performance of Stair Ascent and Descent at Four Months Following Total Knee Arthroplasty. Presented at: 56th Annual Meeting of the Orthopedic Research Society. March 6-9, 2010; New Orleans, LA.

Mahoney, M. Russo, S. Varnell, M. Jaczynski, AM. Jacofsky, DJ, Jacofsky, MC. Lower Extremity EMG During Stair Ascent Following TKA with Four Different Surgical Approaches. Presented at: 56th Annual Meeting of the Orthopedic Research Society. March 6-9, 2010; New Orleans, LA.

Varnell, M. Bhowmik-Stoker, M. Jacofsky, DJ. Jacofsky, MC. The Effect of Total Knee Arthroplasty Approach on the Ability to Perform Stair Descent. Podium presented: The 2010 Annual Meeting for the American Academy of Orthopedic Surgeons. New Orleans, LA, 2010

Varnell, M. Boquiren, L. “Gait Analysis” Presentation & Lab. Presented at: The Arizona Athletic Training Association Winter Meeting; High School Session. Phoenix, Arizona, February 2006

Varnell, M. “The Biomechanics of the Shoulder in Softball Pitching” Presented at: The Rocky Mountain Athletic Training Association Conference; Student Session. Broomfield, Colorado, March, 2004

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Paul N. Whitehead, MS, CSC

pnw3@pitt.edu

Status: Doctoral Studen in Rehabilitation Sciences within the Department of Sports Medicine and Nutrition

Anticipated Graduation: 2016

Years at NMRL: 1

Previous Education:

BS in Journalism (2007)
University of Tennessee

MS in Health and Sport Science (2012)
University of Memphis

Current Certifications / Licensures:

Certified Strength and Conditioning Specialist (CSCS); National Strength and Conditioning Association (NSCA) (2010)

CPR/AED for the Professional Rescuer and Healthcare Provider (2010)

Previous Experience:

Lab Coordinator (2010-2012)
Exercise Neuromechanics Laboratory
University of Memphis

Strength and Conditioning Intern
University of Memphis Athletic Department

Research Interests:

- Injury prevention and performance optimization in athletic and military populations
- Functional ankle instability
- Neuromuscular control relating to lower extemity injury prevention

Current Projects:

UPitt Warrior Human Performance Research Initiative

UPitt Injury Prevention Initiative

Variation in muscle activation patterns following ankle injection

Effect of footwear during tests of dynamic postural stability

Publications:

Abt JP, Sell TC, Allison KF, Nagai T, Whitehead PN, McGrail MA, Lephart SM. Field and laboratory testing variance and application to daily physical training. Military Medicine. In Review.

Whitehead PN, Schilling BK, Stone MH, Kilgore JL, Chiu LZ. Snatch technique of United States national level weightlifters. Journal of Strength and Conditioning Research. In Review.

Whitehead PN, Schilling BK, Peterson DD, Weiss LW. Possible New Modalities for the Navy Physical Readiness Test. Military Medicine. 2012; 177(11): 1417-25.

Whitehead PN, Schilling BK, Farney TM, Bloomer RJ. Impact of a Dietary Supplement Containing 1,3-Dimethylamylamine on Blood Pressure and Bloodborne Markers of Health: a 10-Week Intervention Study. Nutrition and Metabolic Insights 2012:5 1-7.

Feldmann CR, Weiss LW, Schilling BK, Whitehead PN. Association of drop vertical jump displacement with select performance variables. Journal of Strength and Conditioning Research. 2012 May; 26(5): 1215-25.

Farney TM, McCarthy CG, Canale RE, Schilling BK, Whitehead P, Bloomer RJ. Absence of blood oxidative stress in exercise-trained men following supra-physiologic bouts of acute exercise. Medicine and Science in Sports and Exercise, 2012 Apr 19. [Epub ahead of print]

Presentations (posters and platform):

Feldmann CR, Weiss LW, Schilling BK, Whitehead PN. Association of drop vertical jump displacement and select jumping performance. Presented at the National Strength & Conditioning Association 2011 Annual Conference in Las Vegas, NV.

Feldmann CR, Weiss LW, Schilling BK, Whitehead PN. Stability reliability and precision of select jumping performance variables and indicies. Presented at the National Strength & Conditioning Association 2011 Annual Conference in Las Vegas, NV.

Honors / Awards:

Freddie H. Fu, MD Graduate Research Award (2013)
University of Pittsburgh

Meritorious Achievement Award in Skeletal Muscle Mechanics and Physiology (2012)
Graduate Program in Exercise and Sport Science
University of Memphis    

Graduate Research Assistantship (2010-2012)
Department of Health and Sport Sciences
University of Memphis           

Senior Journalist of the Year (2007)
University of Tennessee

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