Johan Ferner (1927–2015), Technology Business, Norway. Biography, key achievements and where Johan Ferner ranks in Business. On Geniuses.Club.
Read full biography, IQ score, quotes and achievements of Johan Ferner on Geniuses.Club
Twenty questions, eight minutes on the clock, and a percentile measured against everyone who has taken it. No sign-up.
Take the IQ test →
Boris BeckerWon Wimbledon at 17, the youngest men's Grand Slam champion everPriyanshi SomaniWon the Mental Calculation World Cup at age 11, beating adults…