▁evaluation ▁of ▁public ▁health ▁programs , ▁published ▁by ▁the ▁Cent ers ▁for ▁D ise ase ▁Control ▁and ▁Pre vention ▁( CD C ), ▁initially ▁increased ▁the ▁emphas is ▁on ▁program ▁evaluation ▁of ▁government ▁programs ▁in ▁the ▁US . ▁ ▁The ▁framework ▁is ▁as ▁follows : ▁ ▁Eng age ▁st ake hold ers ▁ ▁Descri be ▁the ▁program . ▁ ▁F ocus ▁the ▁evaluation . ▁ ▁G ather ▁cred ible ▁evidence . ▁ ▁Just ify ▁conclus ions . ▁ ▁Ens ure ▁use ▁and ▁share ▁less ons ▁learned . ▁ ▁In ▁January ▁ 2 0 1 9 , ▁the ▁Found ations ▁for ▁Ev idence - B ased ▁Pol ic ym aking ▁Act ▁introduced ▁new ▁requirements ▁for ▁federal ▁ag encies , ▁such ▁as ▁naming ▁a ▁Chief ▁E valu ation ▁Officer . ▁Gu id ance ▁published ▁by ▁the ▁Office ▁of ▁Management ▁and ▁Bud get ▁on ▁implementing ▁this ▁law ▁requires ▁ag encies ▁to ▁develop ▁a ▁multi - year ▁learning ▁ag enda , ▁which ▁has ▁specific ▁questions ▁the ▁ag ency ▁wants ▁to ▁answer ▁to ▁improve ▁strateg ic ▁and ▁oper ational ▁out comes . ▁A gen cies ▁must ▁also ▁complete ▁an ▁annual ▁evaluation ▁plan ▁summar izing ▁the ▁specific ▁evalu ations ▁the ▁ag ency ▁plans ▁to ▁undert ake ▁to ▁address ▁the ▁questions ▁in ▁the ▁learning ▁ag enda . ▁ ▁Types ▁of ▁E valu ation ▁ ▁There ▁are ▁many ▁different ▁approaches ▁to ▁program ▁evaluation . ▁Each ▁serves ▁a ▁different ▁purpose . ▁▁ ▁Util ization - F oc used ▁E valu ation ▁ ▁C IP P ▁Model ▁of ▁evaluation ▁ ▁Form ative ▁E