Effects of a Flexibility/Support Intervention on Work Performance: Evidence From the Work, Family, and Health Network

Purpose:To estimate the effects of a workplace initiative to reduce work–family conflict on employee performance.Design:A group-randomized multisite controlled experimental study with longitudinal follow-up.Setting:An information technology firm.Participants:Employees randomized to the intervention (n = 348) and control condition (n = 345).Intervention:An intervention, “Start. Transform. Achieve. Results.” to enhance employees’ control over their work time, to increase supervisors’ support for this change, and to increase employees’ and supervisors’ focus on results.Methods:We estimated the effect of the intervention on 9 self-reported employee performance measures using a difference-in-differences approach with generalized linear mixed models. Performance measures included actual and expected hours worked, absenteeism, and presenteeism.Results:This study found little evidence that an intervention targeting work–family conflict affected employee performance. The only significant effect of the intervention...