Mike Barnes


Consultant neurologist and medical cannabis expert, Professor Mike Barnes has dedicated his career to the development of neurological rehabilitation and medical cannabis awareness, education and clinical excellence.

Professor Barnes brings his expertise to global medical cannabis and CBD wellness organisations, educates clinicians and patients and advocates for a sensible and robust approach to medical cannabis prescribing and industry growth in the UK. 

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Professor Barnes is committed to securing access to medical cannabis for all patients that need it in the UK.

Through Maple Tree, Prof. Barnes provides expert consultancy for leading organisations in the medical cannabis and CBD wellness sectors.

Ideally placed to connect, develop, and support global businesses, people trust Maple Tree’s unrivalled expertise as they enter, mature, excel, and exit the medical cannabis marketplace.

Prof Barnes is Chair of The Medical Cannabis Clinicians Society, a community of medical cannabis pioneers. The Society is an expert-led, independent, not-for-profit community, dedicated to bringing this safe, legal and effective medicine to people living with chronic conditions. 

Its mission is to give clinicians access to evidence, training, expert guidance, peer support and licensed product information so they can prescribe life-changing medical cannabis treatments to all patients in the UK. 

Prof. Barnes published The Beginner's Guide to Medical Cannabis in spring 2019.

In this book, he explains the history and efficacy of the treatment and the difference between medical and recreational cannabis. It looks at the evidence, gives an honest opinion on its safety, explains how to use it, where to get it and tells you where it’s legal.

You can buy and download the book as part of Kindle Unlimited on Amazon.