This Week in Pediatric Oncology

The podcast exploring hot topics and exciting advances in childhood cancer. "This Week in Pediatric Oncology" (TWIPO) is produced by Solving Kids' Cancer, nonprofits located in New York and London, dedicated to improving research and supporting families because Every Kid Deserves to Grow Up.




This Week in Pediatric Oncology #89

Spotlight on Immunotherapy for Pediatrics: Natural Killer T-Cells with Dr. Andras Heczey

August 30, 2021 — Hosts, Dr. Timothy Cripe and Dr. Brenda Weigel, are joined in this episode by Dr. Andras Heczey from Texas Children's Hospital/Baylor College of Medicine. Listen in as they discuss Dr. Heczey's expertise & research in utilizing Natural Killer (NK) T-cells for pediatric immunotherapy treatment and the process of doing so.


This Week in Pediatric Oncology #88

The ACCELERATE ALKi Pediatric Strategy Forum with Prof. Andy Pearson & Prof. Louis Chesler

July 29, 2021 — Hosts, Dr. Timothy Cripe & Dr. Brenda Weigel, meet with Prof. Andy Pearson and Prof. Lou Chesler to discuss ACCELERATE forums. Prof. Pearson & Prof. Chesler played pivotal roles in the start of the ALKi ACCELERATE forum. Listen in as they discuss their experiences from the very first meeting, how topics are chosen, and the importance of bringing together key people from different industries. 

To learn more about ACCELERATE, go to:


This Week in Pediatric Oncology #87

Biotech Solutions for Pediatric Cancer Drug Development with Dr. Samuel Blackman

June 28, 2021 — Hosts, Dr. Timothy Cripe & Dr. Brenda Weigel, are joined by Dr. Samuel Blackman to discuss biotech solutions for pediatric cancer drug development. Dr. Blackman is the Co-Founder and Chief Medical Officer of Day One Biopharmaceuticals located in South San Francisco, CA. Tune in as Dr. Blackman discusses his career journey, the origins of Day One, and the challenges in pediatric cancer drug development today.

To learn more about Day One Biopharmaceuticals, go to : 


This Week in Pediatric Oncology #86

Oncolytic Virotherapy in Pediatric Brain Tumors with Dr. Gregory Friedman

May 28, 2021 — As Brain Tumor Awareness Month draws to a close, we bring you a new TWIPO episode on the subject. Hosts, Dr. Timothy Cripe & Dr. Brenda Weigel, are joined by Dr. Gregory Friedman from the University of Alabama in Birmingham to discuss his recently published paper "Oncolytic HSV-1 G207 Immunovirotherapy for Pediatric High-Grade Gliomas." Listen in as Dr. Friedman discusses the findings of this phase 1 clinical trial and the progress of oncolytic virotherapy in pediatric brain tumors.

You can access the abstract to Dr. Friedman's paper here:


This Week in Pediatric Oncology #85

Brain Tumors & The Blood-Brain Barrier with Dr. Stergios Zacharoulis

May 14, 2021 — In recognition of Brain Tumor Awareness Month, TWIPO hosts Dr. Timothy Cripe and Dr. Brenda Weigel are joined by Dr. Stergios Zacharoulis of Columbia University Irving Medical Center (CUIMC), where he initiated a novel drug delivery program for pediatric brain tumors. Listen in as Dr. Zacharoulis discusses different delivery methodologies being explored and developed that bypass the blood-brain barrier.


This Week in Pediatric Oncology #84

An Introduction to ACCELERATE with Dr. Gilles Vassal & Patricia Blanc

March 12, 2021 — Hosts Dr. Tim Cripe and Dr. Brenda Weigel met with Dr. Gilles Vassal and Patricia Blanc on the ACCELERATE Platform: Innovation for Children and Adolescents with Cancer. Dr. Gilles Vassal is the head of Clinical Research at Institut Gustave Roussy in Villejuif, France & he is also the Chair for the ACCELERATE Steering Committee. Patricia Blanc is the President & Founder of the Imagine for Margo Foundation and serves as a Patient Advocate for ACCELERATE. Listen in to hear how the ACCELERATE platform came to be & the advances they are making within the childhood cancer research landscape.

The ACCELERATE international platform provides a transparent forum to discuss and address, in a timely fashion, overarching issues in the development of innovative anticancer medicines for children and adolescents with cancer. To learn more about ACCELERATE, please visit:


This Week in Pediatric Oncology #83

Dr. Christopher Dandoy on transplant-associated thrombotic microangiopathy (TA-TMA)

January 29, 2021 — Hosts Tim Cripe and Brenda Weigel welcome Dr. Chris Dandoy and parent advocate, Sarah Moore, to discuss the current research on TA-TMA and the implications for children undergoing stem cell transplant (SCT) for pediatric cancers, notably tandem SCTs for high-risk neuroblastoma. Dr. Dandoy is Assistant Professor of Clinical Pediatrics in Bone Marrow Transplantation and Immune Deficiency at Cincinnati Children’s Hospital Medical Center and this episode discussion focused on four recently published papers by Dr. Dandoy describing effects, incidence, risk factors, screening, and treatment of this serious complication of transplants. Sarah Moore also shared her perspective as a mother to a child who recently underwent tandem SCT for high-risk neuroblastoma and has been active in parent forums discussing the incidence and implications of TA-TMA and sharing evidence-based information.


This Week in Pediatric Oncology #82

Dr. Brenda Weigel on The RACE Act & Early Phase Clinical Trials

December 8, 2020 — Host Tim Cripe welcomes his new Co-Host, Dr. Brenda Weigel, to reflect on her career, leadership, and focus areas since her last interview on TWiPO in 2017. Dr. Weigel is the Director of the Division of Pediatric Hematology/Oncology at the University of Minnesota's Cancer Center, Chair of Developmental Therapeutics in the COG, and Chair of the Pediatric Early Phase Clinical Trials Network (PEP-CTN) for the NCI.She is at the epi-center for getting new drugs into the clinic for children with cancer and shares her perspective on the impact of the game-changing RACE Act that was implemented in 2020. She weighs in on prioritization of same-class drugs, evolving clinical trial design for small patient populations, and the increasing need for international collaboration in conducting clinical trials. She also discusses the importance of quality-of-life assessments and patient-reported outcomes and shares the efforts ongoing in the US and EU regulatory landscape to advance drug development for children with cancer.


This Week in Pediatric Oncology #81

Discussing Brain Tumor Research with Dr. Michael Taylor & Dr. Nabil Ahmed

October 30, 2020 — This week was International Brain Tumor Awareness Week & we're closing out the week with this engaging discussion. TWIPO Host, Dr. Timothy Cripe, met with Dr. Michael Taylor, from SickKids in Toronto, Canada, and Dr. Nabil Ahmed, from Texas Children's Hospital, to discuss their recently published paper on a novel immunotherapy approach for children with metastatic medulloblastoma and ependymoma.

You can read their full paper here:


This Week in Pediatric Oncology #80

A Discussion with the New Chair of the Children's Oncology Group (COG), Douglas Hawkins, MD

September 30, 2020 — In honor of Childhood Cancer Awareness Month, TWIPO announces its official relaunch. Join our host, Timothy Cripe, MD, as he meets with the new Chair of the Children's Oncology Group (COG), Douglas Hawkins, MD, to discuss the future of the pediatric cancer research landscape.


This Week in Pediatric Oncology - COVID-19

The Pandemic's Impact on the Pediatric Cancer Research Landscape

April 28, 2020 — Join us in this special episode for cancer families where leaders from COG, the NCI, and the pharmaceutical industry lead a community discussion about the pandemic's impact on all aspects of pediatric cancer research including clinical trials and standard cancer care services, followed by Q&A with questions from families and attendees.

This Week in Pediatric Oncology - COVID-19

The Latest COVID-19 Insights from Doctors + Stories from the Frontline to inform Childhood Cancer Families & the General Community

March 31, 2020 — Experts from the medical community update us on our progress to-date and what to expect in the coming weeks and months. Also, parents from a New York family both diagnosed with COVID-19 will share their family’s current story/experience and important insights from the frontline.

This Week in Pediatric Oncology - COVID-19

Discussion on Impact of COVID-19 in the Pediatric Cancer Community

March 24, 2020 — As our world faces the Novel Coronavirus pandemic, it’s vital that we address key topics important to children & families in the Pediatric Cancer Community. Please listen to this informative webinar to hear from experts, ask questions, and share information on: An overview of COVID-19 pandemic: Fact versus fiction, What are the risks to immunocompromised patients?, Impact of COVID-19 on care and clinical research

Meet our Hosts

Timothy P. Cripe, MD, PhD

A principal investigator in the Center for Childhood Cancer and Blood Diseases in The Research Institute and chief of the Division of Hematology/Oncology and Bone Marrow Transplantation at Nationwide Children’s Hospital. His lab’s current research focuses on developing and testing new, targeted therapies for pediatric solid tumors and translating those findings into clinical studies. Dr. Cripe and his team investigate the use of viruses that selectively infect and kill cancer cells, study their utility for killing cancer stem cells, and were among the first in the country to launch clinical trials of attenuated viruses in children.


Brenda Weigel, MD, MSc

Dr. Brenda Weigel is currently the Director of the Division of Pediatric Hematology/Oncology. She is a professor cross-appointed at the University of Minnesota's Cancer Center and the Department of Pediatrics, and the recipient of the Lehman/Children’s Cancer Research Fund Endowed Chair in Pediatric Cancer. She is also the Co-Director of the Sarcoma Program for the Masonic Cancer Center, and an Associate Director of the Cancer Experimental Therapeutics Initiative for the Masonic Cancer Center. 

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