Definition of "prototypical"

The fourth model is called the enlightment model: Actors are seen to be responsible for problems but unable or unwilling to provide solutions. They are believed to need discipline provided by authoritative guidance. The Alcoholic Anonymous[sic] groups are considered prototypical for this model.

2013 June 29, Leo Montada, “Coping with Life Stress”, in Herman Steensma, Riël Vermunt, editors, Social Justice in Human Relations Volume 2: Societal and Psychological Consequences of Justice and Injustice‎, Springer Science & Business Media, page 26