; (iv) assist the entity or entities in securing adequate coaching, treatment, child welfare, court, and other resources needed to successfully conduct the family recovery and reunification program under the project; and (v) ensure the entity or entities will be able to monitor the impacts of the program in the area or areas in which it is conducted for at least 5 years after parents or guardians and their children are randomly assigned to participate in the program or to be part of the program's control group. (4) Evaluation requirements (A) In general The Secretary, in consultation with the entity or entities conducting the family recovery and reunification program under the project, shall conduct an evaluation to determine whether the program has been implemented effectively and resulted in improvements for children and families. The evaluation shall have 3 components: a pilot phase, an impact study, and an implementation study. (B) Pilot phase The pilot phase component of the evaluation shall consist of the Secretary providing technical assistance to the entity or entities conducting the family recovery and reunification program under the project to ensure— (i) the program's implementation adheres closely to the elements and protocol determined to be most effective in other recovery coaching programs that have been rigorously evaluated and shown to increase family reunification and protect children; and (ii) random assignment of parents or guardians and their children to be participants in the program or to be part of the program's control group is being carried out. (C) Impact study The impact study component of the evaluation shall determine the impacts of the family recovery and reunification program conducted under the project on the parents and guardians and their children participating in the program. The impact study component shall— (i) be conducted using an experimental design that uses a random assignment research methodology