At Expert 24 you will find a team that believes passionately about making a difference – a team that wants to make a major contribution to improving the affordability, accessibility and quality of healthcare. We are driven by this purpose.

We are also a team that is unique in combining an exceptionally deep knowledge of both healthcare and technology. When we describe our decision support applications as smarter, that is not through any innate arrogance – it is with the knowledge that the intelligence of our technologies and solutions are grounded by a keen practical foundation that comes from many years of hard-edged clinical and operational experience.

Expert 24 was founded in 2001 and has grown to be one of the world-leaders in customised decision support applications. Headquartered in UK and with offices in the US, we provide products for some of the world’s largest healthcare organisations and throughout the globe.

In working with Expert 24 you will find a selflessly professional team, a team of insightful and agile thinkers who have the conviction to drive change and constantly seek new and innovative ways of delivering great solutions for our clients.

The Leadership Team

Ian Spector


Ian is a successful IT and business professional with over 30 years’ experience. He has been the spearhead of the Expert 24 business since its launch, responsible for establishing it as one of the leading providers globally in its field. He is fervent about the solution the business has created and the significant value provided to its clients. Ian has the firm belief that the Expert 24 technologies will play a key role in delivering the more cost-effective, accessible and high quality healthcare required in the future.

Prior to founding Expert 24 Ian consulted for six years at PWC in their financial services division, and subsequently held Chief Executive positions at BUPA Health Assurance, Professional Health Solutions and Access Health UK. At Access Health he was responsible for launching the UK’s first telephone triage service as a front end to primary care.

Ian is committed to creating shareholder value and this has led to Expert 24 enjoying its 14th consecutive profitable year.

Dr Marci Thiel
Chief Executive Officer

Marci Theil

Dr Marci Thiel is the architect and co-inventor of the decision support technologies that underpin Expert 24’s product suite. Marci is a world-leader in the design of clinical decision support applications having developed solutions for many of the world’s major healthcare organisations.

Grounded in clinical practice, Marci has over 20 years of executive level management and  medical informatics experience in decision support and knowledge automation systems. 

Prior to founding Expert 24, Marci was VP of Medical Affairs at McKesson Corporation and before that, at Access Health. Marci has set up/managed clinical call centres across the US, UK, Australia, New Zealand, Puerto Rico and Portugal. During Marci’s years in practice she was a founder of a large multispeciality group practice in Denver, Colorado. Marci has also established a chain of urgent care centres.

Mike Thompson
Chief Technology Officer

Mike Thompson

Mike Thompson is the architect and lead developer of the Expert 24 technology.

Mike is one of the most accomplished and creative CTOs in the UK, recognized for his ability to resolve complex technology issues and consistently introduce innovative solutions. He has worked at Expert 24 since its inception in 2001, jointly inventing the underlying proprietary software and both building and supporting customized solutions for many of the world’s leading healthcare organizations. He has also constructed complex models for mortality and morbidity based on the research of epidemiologists.

Prior to joining Expert 24, Mike led the technology activities of Access Health UK, where amongst other things, he helped design and manage complex call center solutions for the UK National Health Service.

Dr Barry Wolcott
Chief Medical Officer

Barry Walcott

Dr Barry Wolcott employs his medical experience developing and integrating patient-focussed decision support applications for Expert 24, as well as providing clinical support and advice to both clients and colleagues. In addition to his work at Expert 24, Barry is Associate Professor of Military and Emergency Medicine at the Uniformed Services University of the Health Science in Bethesda.

Prior to joining Expert 24, Barry was Senior Vice President for Clinical Affairs at WebMD and was a co-founder of Informed Access Systems; the US’s first algorithm-directed nurse based telephonic triage system. His earlier medical career was in the US Army Medical Department, where he held a number of senior clinical appointments.

Clive Pinder
Director, Americas

Clive Pinder

Clive is a passionate advocate for the competitive advantage that can be realised by using digital technology to transform the delivery of healthcare.

Over recent years he has both advised and invested in a number of businesses, including Imperative Health (sold to AXA), NW London NHS Trust, College of Contemporary Health, Bupa, AmericanWell, Healthwise and Healthbox. He is also involved in social enterprise projects in East Africa, which gives him a unique perspective on private and public healthcare eco-systems around the world.

Clive has previously been Managing Director of vielife, which he developed and sold to Cigna, Managing Partner at KPMG’s ‘Digital Business’ practice and Client Partner at Viant, which was recognized by Fortune Magazine as one of the ‘Best Managed Hi-Tech Companies’ in 1999. His work has also been recognised internationally by Time Magazine and the American Broadcasting Company and has contributed to two best-selling books on the digital economy.

Hugo Phillips
Chief Operating Officer


Hugo Phillips joined Expert 24 in 2004 as Chief Operating Officer with overall responsibility for delivering projects and managing the day-to-day operations of the business. He has been integral to the development of Expert 24 Inc. and the overall growth of the company.

Hugo is a chartered engineer by background and initially worked in the oil and gas industry for 12 years, travelling extensively around the globe. Within two years of joining Kvaerner John Brown, Hugo was fast-tracked through the company’s programme management scheme, with responsibility for delivering multi-million-pound turnkey solutions both on and offshore, from conceptualisation and commissioning through to delivery and handover. Subsequently, he worked as a management consultant in financial services, delivering complex infrastructure and product launches, and spent two years with Aviva Healthcare, latterly as Interim Head of Change.

Independent Clinical Review Panel

To help ensure that Expert 24’s products are maintained to the highest possible clinical standards, a clinical review panel of leading international experts is retained to independently evaluate and approve all clinical content prior to deployment.

Dr Tim Dudley

Dr. Dudley has over 30 years of clinical experience in settings ranging from rural to urban. His current practice is a level 3 NCQA certified patient centered medical home and a participant in the Comprehensive Primary Care Initiative (CPCI). CPCI is a 4 year demonstration project of the Center for Medicare and Medicaid Services designed to measure the impact of advanced payment systems on the “triple aim”: better quality care, better patient experience and lower costs.   

Tim has served as the director of two family medicine residency training programs with 10 years experience at Mercy/St. Anthony’s in Denver and 3 years at the University of Colorado. While working in graduate medical education, Tim was the principal investigator on 3 federal grants totaling over $1 million dollars. He currently serves as the medical director for the Rose Medical Group, the Rose Integrated Health Network and Health One Physician Partners. The 3 entities serve represent over 700 physicians caring for over 500,000 people in the Denver Metro Area.

Dr Leila Kahwati

Leila Kahwati is a Senior Research Scientist and Program Manager at RTI International, a non-profit, independent research organization headquartered in Research Triangle Park, North Carolina. She holds an adjunct appointment at the University of North Carolina (UNC) School of Medicine in Chapel Hill, North Carolina and is an attending physician at the Veterans Affairs Medical Center in Durham, North Carolina where she maintains an active practice. She is board certified in Family Medicine and in General Preventive Medicine/Public Health and is a Fellow of the American College of Preventive Medicine. She is an investigator with the RTI-UNC Evidence Based Practice Center, and has led and contributed to systematic reviews related to complex public health and health care interventions and clinical preventive services, including obesity and weight management. In addition to conducting systematic reviews, she conducts research and evaluation related to clinical and health care interventions designed to improve chronic disease management, health care quality and patient safety, and dissemination and implementation of evidence-based practices. Prior to RTI, she served as the Deputy Chief Consultant for Preventive Medicine in the US Veterans Health Administration where she contributed to policy and program development and evaluation related to health promotion and disease prevention services for approximately 5.5 million Veteran beneficiaries.

Professor Johnathan Mant

Jonathan Mant is professor of primary care research and head of the primary care unit in the Department of Public Health & Primary Care of the University of Cambridge. He is an honorary consultant for Public Health England and the Addenbrooke’s Hospital and is an NIHR Senior Investigator. He trained in public health medicine in the Oxford Region, and was clinical lecturer in public health medicine at the University of Oxford 1991—1997, before moving to the University of Birmingham as a senior lecturer in Primary Care Clinical Sciences in 1997. In 2008 he took up his chair in Cambridge. His research interests focus on the prevention and management of cardiovascular disease, particularly stroke, in community settings. He is currently leading two programme grants, one funded by the Stroke Association/BHF exploring the potential role of a polypill in the secondary prevention of stroke, and the other funded by NIHR which aims to develop and evaluate primary care services for stroke.

Professor Martin Dawes

Professor Dawes is Head of Family Practice at the University of British Columbia. He started his clinical practice as a family physician in Oxford in 1983. He helped develop an MSc in Evidence Based Health Care at Oxford University and ran the UK Centre for Evidence-Based Medicine. He was Head of Family Practice at McGill University for eight years before coming to UBC in 2010. He has undertaken experimental clinical research on hypertension diagnosis and management, and diabetes prevention. His current work is the implementation of pharmacogenomics into primary care.