Dr Gillman is a world-renowned expert on ST and MAOIs. He consults with doctors throughout the world and continues to publish papers on pharmacology and psychiatry, some of which are regarded as seminal in the field (the TCA review has been cited > 600 times). Since ceasing clinical work, and ‘semi-retiring’, Dr Gillman continues to do theoretical research and write research papers. You can view his Google Scholar profile here, where he has 4000+ citations and a h-index of 28 (as of Jan 2022). That is more than most professors. PsychoTropical is a knowledge and education resource started by Dr Gillman about 20 years ago. It is neither connected with, nor influenced by, any financial backing or interest group of any sort. The opinions expressed relate to Dr Gillman’s special knowledge and expertise as a recognised world-expert in MAOIs and serotonin toxicity. Voluntary donations are invited from those able to afford it, and these recognise the value of Dr Gillman’s advice and expertise and assist with IT and website expenses, which include hardware, hosting, software, paying part time assistant(s), social media and the YouTube channel. Skype (or VoIP) talks with Dr Gillman are in no way conditional on having made a donation.