David D. Muth has been appointed to the newly created position of executive vice president, corporate development at Catalyst Pharmaceutical Partners. Mr. Muth will be responsible for all corporate development activities and will work with the Catalyst team in preparing a commercialization strategy for Firdapse. He reports to Patrick McEnany, chairman, president and chief executive officer of Catalyst.   Mr. Muth has more than 35 years of business experience in the pharma and biopharma industrie...