Using Ability Scores
Lore and application of mental and psychic techniques can be covered by existing skills.
An Intelligence check comes into play when process information and develop a plan of action. Certain skills have additional functions.
Arcana. Your Intelligence (Arcana) check measures your ability to recall lore about psionics, psychic phenomena, and esoteric rituals.
History. Your Intelligence (History) check measures your ability to recall lore and apply principles about and psychology.
Religion. Your Intelligence (Religion) check measures your ability to recall lore about hauntings and spirituality.