Dr. Robert Malone has been permanently suspended by Twitter a day before he was scheduled to appear on the Joe Rogan show.
Malone is noted as being one of the creators of the mRNA technology upon which some of the COVID-19 vaccines are based upon. His name can be seen on the patent here ().
Check out this web archive of Wikipedia on the MRNA vaccine technology and look at the history section details about his central role as one of the inventors. Now look at that same Wikipedia entry today.