 BOSTON--BUSINESS WIRE--Ironwood Pharmaceuticals, Inc. NASDAQ: IRWD today announced the appointment of Jay P. Shepard to its Board of Directors, effective immediately. Mr. Shepard will also serve as a member of the Audit Committee. Following the appointment of Mr. Shepard, the Board is now composed of 11 directors, nine of whom are independent. We are excited to welcome Jay to Ironwoods Board. Jay is a recognized leader within our industry with nearly three decades of expertise as an accom 