An information presentation device includes a processor that executes a procedure. The procedure includes: for respective decision making entities, calculating assessment indexes of a plurality of respective assessment criteria, based on characteristic information representing a characteristic of each of the decision making entities; selecting, from the plurality of decision making entities, at least one decision making entity having a characteristic similar to that of an information presentation target decision making entity that is a target of information presentation, based on an assessment index calculated for each of the decision making entities; and acquiring and presenting information related to decision making by the selected decision making entity from a storage section storing information related to decision making for each of the plurality of decision making entities.