ms 1967—=971, 1974-1995), Keith Godchaux (keyboards 1971-1979), Donna God=haux (vocals 1972-1979), Brent Mydland (keyboards, vocals 1979-1990), an= Vince Welnick (keyboards 1990-1995). The fans of the Grateful Dead, some of whom followed the band from concert to concert for years, are known as &qu=t;Deadhead