Fixing a case requires participation from both the prosecutor and the trial judge.

However this treatment requires complete cooperation and participation of all family members.

Stage 1 requires participation in a rehabilitation and education program.

But reproduction, as commonly understood in American culture, requires participation of both parents.

This approach requires active participation from both the patient and the therapist.

And change is a process which requires democratic participation.

Picture books have never worked quite the same way, because they require adult participation.

Often it is the smaller organizations that require more active participation, because they are less well known.

Clubs also have the ability to organize club activities, which require participation from their members.

The national managers required full participation in the campaign by all the firm's regions and branches.