A Dr. John Preston, PsyD, Psychology, answered. The average age of onset for bipolar disorder is 23, although late-adolescent onset is fairly common. Bipolar disorder can occur as early as 6 years old or as late as 50. Dr. John Preston, PsyD, Psychology, answered. The average age of onset for bipolar disorder is 23, although late-adolescent onset is fairly common. Bipolar disorder can occur as early as 6 years old or as late as 50.
John Richard Schneider III. John Richard Schneider III (born April 8, 1960) is an American actor and singer. He is best known for his portrayal of Bo Duke in the 1980s American television series The Dukes of Hazzard, and as Jonathan Kent on Smallville, a 2001 television adaptation of Superman.
With the help of Uncle Jesse, sexy cousin Daisy and grease monkey Cooter, the Duke boys always manage to give the slip to Hazzard County's long -- and crooked -- arm of the law. Tom Wopat and John Schneider star. James Best Waylon Jennings Denver Pyle Tom Wopat Sorrell Booke John Schneider Ben Jones Catherine Bach.