 Since then, the field of metaphor studies within the larger discipline of cognitive linguistics has increasingly developed, with several annual academic conferences, scholarly societies, and research labs contributing to the subject area.Some researchers, such as Gerard Steen, have worked to develop empirical investigative tools for metaphor research, including the Metaphor Identification Procedure, or MIP.In Psychology, Raymond W. Gibbs, Jr., has investigated conceptual metaphor and embodiment through a number of psychological experiments.