* Esther Derby's article [[http://www.ayeconference.com/performance-without-appraisal/|Performance Without Appraisal]]
 * Esther Derby's [[http://www.estherderby.com/weblog/archive/2009_01_01_archive.html|The Pay Off in Merit Pay (Not)]] discussing Fay Hansen's [[http://www.workforce.com/section/02/feature/25/91/53/|Special Report: Compensation & Salary Forecast—Where's the Merit-Pay Payoff?]]