The book, Who Moved My Cheese?, is the first best seller of Spencer Johnson.

Spencer Johnson, a onetime physician and children’s book author, whose best-selling books on business management, including The One-Minute Manager and Who Moved My Cheese ?, sold millions of copies and inspired a cultlike following, died July 3 at a hospital.

A week after a blockade of oil refineries led to panic at the petrol pumps, the country was crippled by another round of strikes, as transport workers joined the picket lines. The dispute, over the government’s modest reforms to loosen Labor-market restrictions, has pitted unionized workers against the Socialist government of Francois Hollande.