2026
- AI for group sequential oncology design with multiple hypotheses
- The 8th International Symposium on Biopharmaceutical Statistics, Madrid, Spain.
2025
- Conditional Power: The Good, The Bad (and The Ugly?) - Applications to Interim Analyses and Adaptation in Clinical Trials
- Joint Statistical Meetings, Nashville, TN.
- Design and simulation software for clinical trials
- NESS 2025: The 38th New England Statistics Symposium, New Haven, CT.
2024
- Design Software for Pivotal Trials
- Joint Statistical Meetings, Portland, OR.
- The 7th International Symposium on Biopharmaceutical Statistics, Baltimore, MD.
2022
- Some industry trials over the last 30 years: personal experience and challenges
- 2022 ASA Biopharmaceutical Section Regulatory-Industry Statistics Workshop, Rockville, MD.
- Grammar of Group Sequential Design
- MCP Conference 2022: The 12th International Conference on Multiple Comparison Procedures, Bremen, Germany.
- Joint Statistical Meetings, Washington, DC. (recording)
2021
- Group Sequential Design Under Non-Proportional Hazards
(short course, slides).
- The 77th Annual Deming Conference on Applied Statistics.
- R for Clinical Study Reports and Submission
(workshop, slides).
- R/Pharma Conference.
- The gsDesign Shiny app for clinical trial design (talk)
- R/Pharma Conference.
- Group Sequential Design Assuming Delayed Benefit
- Frontiers in Biostatistics Seminar, Dana-Farber Cancer Institute, Boston, MA.
2019
- Teaching an old dog new tricks: modernizing gsDesign
- R/Pharma Conference.
2018
- Sample Size Calculation, Timing of Analysis, Interims, Follow-up
- Public Workshop: Oncology Clinical Trials in the Presence of Non-Proportional Hazards, Washington, DC.