Leadership Team

Leading Cogstate in our focus to optimize the measurement of cognition.

Ken Billard

Ken Billard

Chief Commercial Officer

Ken Billard is the Chief Commercial Officer for Cogstate, where he develops and executes strategies focused on expanding the adoption of Cogstate solutions to optimize the measurement of cognition and other clinical outcome assessments in pharmaceutical clinical trials.

Benjamin Bloomfield

Benjamin Bloomfield

Chief Technology Officer

Ben Bloomfield is the Chief Technology Officer at Cogstate. Leading a global technology team, Ben sets the strategic direction for the delivery of best in class technology solutions for our customers; in turn driving opportunities for revenue generation through technology enablement.

Rachel Colite

Rachel Colite

Vice President, Decentralized Clinical Trials

Rachel is responsible for setting the strategic direction and management for the development, commercialization and operational delivery of Cogstate’s market-leading remote cognitive assessment capabilities supportive of decentralized clinical trials.

Chris Edgar, PhD

Chris Edgar, PhD

Chief Science Officer

Dr. Edgar is an experienced leader in cognitive assessment and clinical endpoint strategy who provides expert guidance to Cogstate’s pharmaceutical customers throughout all stages of trial conduct, from study design and test selection through final analysis. Dr. Edgar is also a key advisor to Cogstate’s commercial and product teams for the development of new technologies.

Kristi Geddes

Kristi Geddes

General Counsel

Kristi Geddes is Cogstate’s General Counsel. In this role, Kristi acts as principal counsel and advisor to senior leadership and the Board of Directors. She has global responsibility for the company’s legal, contracting, governance and compliance activities.

Sara Giesen

Sara Giesen

Chief People Officer

Sara Giesen is the Chief People Officer for Cogstate, responsible for setting the People Strategy, leading the global HR team, building a high performing organization and an inclusive collaborative culture where people and results thrive. Sara is a leader in organisation transformation and brings a sharp customer and external focus to the business, finding creative ways to solve problems and unlock potential.

Kate Jopling

Kate Jopling

Vice President Operations, Clinical Trials

Kate Jopling is Vice President of Operations for Clinical Trials at Cogstate. She has led the global Clinical Trials Operations division since 2014. In her role, Kate sets the strategic direction for delivery of products and services aimed at helping pharmaceutical clinical trials sponsors, CROs, and sites optimize the measurement of cognition with eClinical technologies and customized solutions.

Brad O’Connor

Brad O’Connor

Chief Executive Officer

Brad O’Connor has been Managing Director and Chief Executive Officer of Cogstate Limited since December 2005. He has responsibility for Cogstate’s overall strategic direction and day-to-day operations as well as development of expansion opportunities outside of the core clinical trials business.

Pamela Ventola, PhD

Pamela Ventola, PhD

Vice President, Science

Pam Ventola, PhD is Vice President, Science at Cogstate and Assistant Professor at the Yale Child Study Center. She leads Cogstate’s pediatric and rare diseases portfolio, providing customers with strategic oversight and guidance in all stages of study planning and execution – from endpoint selection to final statistical analysis.

Darren Watson

Darren Watson

Chief Financial Officer

Darren Watson is Chief Financial Officer for Cogstate, responsible for the company’s financial strategy, driving business growth and ensuring proper governance and compliance. Mr. Watson leads all aspects of finance operations globally including corporate accounting, financial planning and analysis, internal audit, tax, insurance, and procurement.

Scientific Leadership at Cogstate

Cogstate’s cognitive scientists and statisticians are experienced with all aspects of clinical conduct, from study design to cognitive data interpretation. Meet our team of accomplished neuropsychologists and clinicians.

View Science Team Bios