22-24 October 2025

Leiden, The Netherlands

Test

TIME
SPEAKER
AFFILIATION
08:30 - 09:00
Registration
09:00 - 12:30
Thomas Jaki, Pavel Mozgunov
University of Cambridge
SHORT COURSE:
Basket trials – a powerful tool for precision medicine trials
12:30 - 13:30
Lunch
13:30 - 13:45
Welcome and Opening
13:45 - 14:15
Kit Roes
Radboud University Nijmegen Medical Centre
Exploring regulatory perspectives on Bayesian statistics in assessment and decision making
14:15 - 14:35
Bradley P. Carlin
PharmaLex
Bayesian Adaptive Phase I-II designs for Evaluating Safety and Efficacy in Dual-Agent Oncological Drug Development
14:35 - 14:55
Jan Priel
Cytel
A confirmatory adaptive Phase II/III design with Bayesian decision rules for dose selection and sample size re-estimation – a case study
14:55 - 15:15
Leonhard Held
University of Zurich
A Bayesian Perspective on the Two-Trial Rule
15:15 - 15:40
Coffee break
15:40 - 16:10
François Beckers
Sanofi-Pasteur
Application of Bayesian approaches in drug development: starting a virtuous cycle
16:10 - 16:30
Lauren J. Frazee
PharmaLex
Issues in Regulatory Acceptability of Bayesian Historical Data Borrowing Methods
16:30 - 16:50
Peter van de Ven
University Medical Center Utrecht
A new Bayesian adaptive decision-theoretic design for multi-arm multi-stage clinical trials illustrated by an application in exercise oncology

The BAYES Organising Committee is delighted to invite all registered attendees to the social dinner at Stadskasteel Oudaen

DAY 2 – 26th October

TIME
SPEAKER
AFFILIATION
PRESENTATION
08:30 - 09:00
Joost van Rosmalen
Erasmus MC
Augmenting treatment arms with external data through propensity-score weighted power-priors: an application in expanded access
09:00 - 09:20
Annette Kopp-Schneider
German Cancer Research Center
Operating characteristics of clinical trials with borrowing from external data: one-arm and hybrid control arm trials
09:20 - 09:40
Emma K Mackay
Cytel
A Novel Information Borrowing Approach for Evaluating Response in Pediatric Basket Trials with Limited Sample Sizes
09:40 - 10:00
Samuel Pawel
University of Zurich
Power Priors for Replication Studies
10:00 - 10:25 MY TALK IN 3 MINUTES
Tanzy Love
University of Rochester
Clustering historical controls for a continuous outcome in a Bayesian Phase II vulvodynia trial design
Giles Partington
Phastar
Bayesian Elicitation for rare diseases trials
Wilmar Igl
Icon
Hype, Not Hope: Using Bayesian Methods in Drug Development
Forrest Williamson
Eli Lilly & Company
A Bioethical Defense of Bayesian Methods in Drug Development
Tanja Krone
Netherlands Organization for Applied Scientific research (TNO)
Bayesian Network Models to combine and update models using incomplete data
10:25 - 10:50
Coffee break
10:50 - 11:20
Ethan Alt
University of North Carolina on Chapel Hill, USA
LEAP: The latent exchangeability prior for borrowing information from historical data
11:20 - 11:40
Silvia Calderazzo
German Cancer Research Center
Robust incorporation of external information in hypothesis testing
11:40 - 12:00
Anduena Rexhepi
Boehringer Ingelheim
Systematic Value Exploration of Propensity Score and Borrowing Approaches
12:00 - 12:20
František Bartoš
University of Amsterdam
Empirical prior distributions for Bayesian meta-analyses of binary and time to event outcomes
12:20 - 13:20
Lunch
13:20 - 13:50
Veera Baladandayuthapani
University of Michigan
Bayesian Models for Multi-omic Multi-system Integration
13:50 - 14:10
Hakem Ben Addi
GSK Vaccines
Longitudinal Analysis of In Vivo mRNA Expression Data Using Bayesian P-Splines
14:10 - 14:30
Yimer Wasihun Kifle
Janssen Pharmaceutical
Formulating two classes of power priors to leverage historical accelerated stability data
14:30 - 14:50
Francisca Galindo Garre
Janssen Pharmaceutical
Advantages of using the Bayesian Framework for Modelling the relationship between Volume, Freezing Rate, Supercooling and Aggregation in Vaccines
14:50 - 15:15
MY TALK IN 3 MINUTES
Tobias Eilert
Boehringer Ingelheim
A Modern Approach to Stability Studies via Bayesian Linear Mixed Models Incorporating Auxiliary Effects
Juho Timonen
Aalto University & Generable Inc.
Longitudinal Gaussian Process Modeling in Biostatistics
Lira Pi
PharmaLex
Bayesian inference model with nested effects to perform differential gene expression analysis from multi-level spatial transcriptomics data with multiple conditions
Clément Laloux
PharmaLex
Penalized Bayesian Methods for Product Ranking Using Both Positive and Negative References
15:15 - 15:40
Coffee break
15:40 - 16:10
Lisa Hampson
Novartis
Quantitative Decision Making for drug development: the role of Bayesian methods in evaluating and communicating risk
16:10 - 16:30
James Salsbury
University of Sheffield
Assurance methods for designing a survival trial with delayed treatment effects
16:30 - 16:50
Anaïs Andrillon
Saryga
Surv-CRM-12: A Bayesian phase I/II survival CRM for right-censored toxicity endpoints with competing disease progression
16:50 - 17:10
Rajat Mukherjee
Mukherjee-Consultants
Interim Decisions with Time-to-Event Endpoints under Non-proportionality of Hazards
17:10 - 17:30
Sandrine Micallef
Debiopharm International SA
U-DESPA: a Utility-based Bayesian approach for dosage optimization relying on Dose-Exposure- Safety/Pharmacodynamics/anti-tumor activity relationship modeling for oncology clinical trials

DAY 3 – 27th October

TIME
SPEAKER
AFFILIATION
PRESENTATION
08:30 - 09:00
Sarah Zohar
INSERM
Coping with Information Loss and the Use of Auxiliary Sources of Data: A Report from the NISS Ingram Olkin Forum Series on Unplanned Clinical Trial Disruptions
09:00 - 09:20
Greg Papageorgiou
GSK Vaccines
Joint modeling for the prediction of exacerbation events in patients with COPD
09:20 - 09:40
Francois Mercier
Roche Innovation Center Basel
Democratizing Bayesian joint models in clinical drug development: From premise to daily practice in oncology
09:40 - 10:00
Georgios Kazantzidis
Roche
Non-linear Bayesian joint models to estimate direct and indirect treatment effects in oncology clinical trials
10:00 - 10:20
James Willard
McGill University
Bayesian Optimization for Dual Agent Dose-Finding Trials
10:20 - 10:45
Coffee break
10:45 - 11:15
J. Kyle Wathen
Cytel
In a Sea of Design Options – Using Visualization to Navigate A Variety of Options for a Platform Trial
11:15 - 11:35
Dario Zocholl
Charité Universitaetsmedizin Berlin
Estimating the similarity between adult and pediatric dose-toxicity curves to inform pediatric dose-finding.
11:35 - 11:55
Christian Stock
Boehringer Ingelheim
Partial extrapolation in pediatric drug development using robust meta-analytic predictive priors, tipping point analysis and expert elicitation
11:55 - 12:15
Lan Tran
PharmaLex
Using R-INLA in Bayesian Adaptive Designs
12:15 - 12:35
Eric-Jan Wagenmakers
University of Amsterdam
Interim Design Analysis Using Bayes Factor Forecasts

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