A number of psychologists and other experts in the field have contributed towards bringing about various theories with regards to motivation. There is no single motivation theory that can stand out and be revealed as the only one.

Given here are the varied theories on motivation.

. Acquired Needs Theory : According to this theory one seeks affiliation, power and achievement
. Affect Perseverance Theory : According to theory even after disconfirmation, there is persistence of preference
. Attitude Behavior Consistency Theory : This theory underlines that there are various factors that align behavior and attitude
. Attribution Theory : According to this one requires to attribute cause, which supports the ego
. Cognitive Dissonance Theory : this theory states that non-alignment is uncomfortable
. Cognitive Evaluation Theory : This theory underlines that one selects tasks based on whether they can be done or not
. Consistency Theory : According to this theory one seeks to gain comfort from internal alignment
. Control Theory: This theory states that one seeks to gain control over the world around them . Disconfirmation Bias Theory : According to this theory one agrees with what supports beliefs and believes what agrees with them
. ERG Theory : The theorists state that one seeks to fulfill the needs of growth, relatedness and existence
. Expectancy Theory : This theory underlines that one is motivated by things that are desirable and can be achieved
. Extrinsic Motivation Theory : According to this theory one is motivated by external and tangible rewards
. Goal Setting Theory : This theory states that various types of goals motivates one differently
. Intrinsic Motivation Theory : According to this theory one is motivated by internal rewards that are value-based
. Investment Model Theory : According to this theory One’s commitment is dependent on what one has invested
. Opponent Process Theory : According to this there is interaction between opposite emotions . Reactance Theory: This theory states that there is discomfort as and when one’s freedom is threatened
. Self Discrepancy Theory : According to this theory one requires beliefs to remain consistent
. Side Bet Theory : According to this theory varied aligned side bets increase one’s commitment towards the main bet