Meet the Scientific Experts behind the Rosell® Institute.

We’re proud to be led by a team of passionate scientific leaders who constantly question, experiment, and challenge to solve complex microbiome and probiotic problems. Click on their photo to discover their scientific research expertise.

Research Director

Picture of Thomas A. Tompkins
Thomas A. Tompkins, PhD

Program Managers

Picture of Mariana Sandoval
Mariana Sandoval, M.Sc.
Clinical Program
Picture of Naghmeh Nikpoor
Naghmeh Nikpoor, PhD
Innovation Program

Scientific Writer

Picture of Annie Tremblay
Annie Tremblay, PhD, MWC

Clinical Research Specialists

Picture of Sara Caballero Calero
Sara Caballero Calero, M.Sc.
Picture of Varuni Nagulesapillai
Varuni Nagulesapillai, M.Sc.
Picture of Marie-Laure Oula
Marie-Laure Oula, M.Sc.
Picture of Brunella Gonzalez Cautela
Brunella Gonzalez Cautela, M.Sc.

Clinical Research Scientists

Picture of Amal Elmaoui
Amal Elmaoui, B.Sc.
Clinical Lab Manager
Picture of Amanda Piano
Amanda Piano, M.Sc.
New molecular methods development
Picture of Jeremie Auger
Jeremie Auger, M.Sc.

Pre-Clinical Research Scientists

Picture of Jocelyn Belvis
Jocelyn Belvis, B.Pharm.
Picture of Stuart Foster
Stuart Foster, M.Sc.A.
Picture of Chad MacPherson
Chad MacPherson, M.Sc.
Picture of Olivier Mathieu
Olivier Mathieu, B.Sc.
Picture of Sadjia Rachek
Sadjia Rachek, M.Sc.

Students and Interns

Picture of Elizabeth O'Leary
Elizabeth O'Leary
Picture of Libby Myles
Libby Myles


Picture of Ana Baez
Ana Baez
Picture of Ester Cisneros
Ester Cisneros
Picture of Klara Stringa
Klara Stringa
Picture of Alex Brodeur
Alex Brodeur
Picture of Alyssa Agas
Alyssa Agas
Picture of Melodie Nadeau
Melodie Nadeau
Picture of Noémie Lapré
Noémie Lapré
Picture of Yoshie Wada
Yoshie Wada