Interesting read, Capt. Johnson had his license revoked by the FAA for not refusing his FO.
https://bulk.resource.org/courts.gov...8.91-3295.html Note this quote from the judge... "I do think a message should get out that this conspiracy of silence and pilots protecting other pilots has got to stop." ALJ Oral Initial Decision and Order, at 7 (July 1, 1991)