“Flex-leaves encompass unanticipated and unplanned time off during the workday to address personal and family issues (e.g., caring for a sick child) as well as planned leaves, including vacation and parental leave.” (Galinksky, Bond, & Hill, 2004)

Galinsky, E., Bond, J.T., & Hill, E.J. (2004). A status report on workplace flexibility: Who has it? Who wants it? What difference does it make? New York: Families & Work Institute.