St. Jude Graduate School of Biomedical Sciences

Our Students


Our graduate students form the backbone of the research being conducted at St. Jude Children’s Research Hospital.  Upon graduation, our students will join the ranks of scientific researchers and teachers in academia, industry or government, depending on their chosen career path. We want to ensure that the student experience at St. Jude is one that is fulfilling and will continue to serve students well after graduation.

Graduate School Students

    • Marygrace Duggar

      Marygrace Duggar


      BS, Chemical Engineering, University of Kentucky
      Hometown: Baton Rouge, Louisiana

    • Caroline Gilmore

      Caroline Gilmore


      BS, Biochemistry & Molecular Biology (Math minor), University of Richmond
      Hometown: Denver, Colorado

    • Matthew Kieffer

      Matthew Kieffer


      BS, Biology (French minor), University of Alabama, Tuscaloosa
      Hometown: Westfield, Indiana

    • Randolph Larsen

      Randolph Larsen


      BS, Biochemistry (Math minor), St. Mary’s College of Maryland
      Hometown: St. Inigoes, Maryland

    • Sarah Moore

      Sarah Moore


      BS, Biochemistry & Chemistry, University of California, San Diego
      Hometown: San Mateo, California

    • Nicolas Peterson

      Nicolas Peterson


      BS, Biochemistry, State University of New York, College at Geneseo
      Hometown: Brooklyn, New York

    • Gregory Phelps, PharmD

      Gregory Phelps, PharmD


      BS, Biological Sciences, Arkansas State University
      BA, Chemistry, Arkansas State University
      PharmD, University of Tennessee Health Sciences Center
      Hometown: Cabot, Arkansas

    • Brittany Pioso

      Brittany Pioso


      BS, Biochemistry and Molecular Biology (Sociology minor), University of Georgia
      Hometown: Lilburn, Georgia

    • Jordan Roach

      Jordan Roach


      BS, Biochemistry, University of Tennessee-Knoxville
      2nd year medical student, University of Tennessee College of Medicine
      Hometown: Englewood, Tennessee

    • Jaylan Sears

      Jaylan Sears


      BS, Biological Sciences (Classics minor), Mississippi State University
      Hometown: Atoka, Tennessee

    • Kristin Wiggins

      Kristin Wiggins


      BS, Biomedical Science, Northern Arizona University
      BS, Chemistry, Northern Arizona University
      MS, Biology, Northern Arizona University
      Graduate Certificate Applied Statistics, Northern Arizona University
      Hometown: Peoria, Arizona

    • Stephen Winston

      Stephen Winston


      BS, Cell and Molecular Biology, Northeastern University
      Hometown: North Salem, New York

    • Tristen Wright

      Tristen Wright


      BS, Biotechnology, Arkansas State University
      Hometown: Paragould, Arkansas

    • Ana Patricia Alcasabas, MD

      MD (1994), University of the Philippines, Manila, Philippines
      Head, Section of Pediatric Hematology-Oncology
      Philippine General Hospital, Manila, Philippines

      Hometown: Quezon City, Metro Manila Philippines

    • Ahmad Moussa Alokl, MBA

      Masters of Business Administration (2010), University of Akron, Akron, Ohio
      Interim Director of Operations
      Children Cancer Hospital Foundation and Healthcare Science Academy, Cairo, Egypt

      Hometown: Cairo, Egypt

    • Sanjeeva Gunasekera, MD

      MD (2011), Post Graduate Institute of Medicine, University of Colombo
      Pediatric Oncologist
      National Cancer Institute, Sri Lanka

      Hometown: Colombo, Sri Lanka

    • Mora Mel, MD

      MD (2012), University of Health Sciences, Phnom Penh, Cambodia
      Radiation Oncologist
      University of Health Sciences, Phnom Penh, Cambodia

      Hometown: Phnom Penh, Cambodia

    • Adriana María Porras Moreno

      BS (2013), Universidad de Costa Rica
      General Medical Doctor
      National Children Hospital, San Jose, Costa Rica

      Hometown: San Jose, Costa Rica

    • Venkatraman Radhakrishnan, MD

      MD (2003), Post Graduate Institute of Medical Education and Research, Chandigarh
      DM (2011), All India Institute of Medical Sciences, New Delhi
      Associate Professor Medical and Pediatric Oncology
      Chennai Cancer Institute, Chennai, India

      Hometown: Chennai, Tamil Nadu, India

    • Rawad Rihani, MD

      MSc (2000), University of Jordan
      Hem/Onc & HSCT Fellowship (2004), Sydney Children’s Hospital – University of New South Wales
      Pediatric hematologist/oncologist
      King Hussein Cancer Center, Amman, Jordan

      Hometown: Amman-Jordan

    • Jocelyn Rivera, MD

      MD (2008), Universidad Nacional Autónoma de México
      Coordinator of Pediatric Emergency Room
      Hospital Infantil Teletón de Oncología, Teletón México

      Hometown: Queretaro, Mexico

    • Liliana Vasquez Ponce, MD

      MD (2006), National University of San Marcos, Lima, Peru
      Pediatric Oncologist
      Edgardo Rebagliati National Hospital, Lima, Peru

      Hometown: Lima, Peru

    • Thelma Velasquez Herrera, MD

      Thelma Velasquez Herrera, MD

      Velasquez Herrera

      MD (2008), University San Carlos De Guatemala, Guatemala City, Guatemala
      Pediatric Hemato-Oncologist
      Unidad Nacional de Oncologia Pediatrica, Guatemala City, Guatemala

      Hometown: Guatemala City, Guatemala


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