Randal McBride, a dentist who cared for inmates in an Illinois prison, answered a deposition question about Derek Cunningham’s dental treatment by reading 14 dates from four pages of handwritten notes he took when reviewing Cunningham’s chart to prepare for the deposition. When Cunningham’s attorney demanded all four pages, the dates were the only part of the notes that McBride’s lawyer was willing to hand over.In addition to claiming attorney-client and work-product privilege, defense counsel insisted that Federal Rule of …