Robert Mann’s 10th book, “You Are My Sunshine: Jimmie Davis & the Biography of a Song,” wraps musicology and social and political history into 161 concise pages. Straightforward though ...

Each put in $17.50.” If that is to be believed that it would be clear that Paul Rice wrote the song and then, needing money, sold it. Said Rice, “I wrote ‘You Are my Sunshine’ in 1937.