Karol Sikora, a cancer doctor, has been very prominent on social media, repeatedly invited on TV and appeared in newspapers including @SkyNews, @itvnews, @Telegraph and @Daily_Express during the coronavirus pandemic.
This thread can tell you a bit more about his background.
Here you can see the way he has timed press releases to promote his business
This is the detail on the deal his company has recently done to sell services to the NHS
Here's the advert for his private cancer company appearing just minutes before being interviewed on @skynews
