Whats the name of the psychic medium in Insidious?

The psychic medium in Insidious introduced the moviegoers to astral projection. What is the name of the psychic medium?

Answer: The psychic medium in Insidious is emerging as a popular character. The psychic medium introduced the movie audience to astral projection

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Sadly enough, the psychic medium in Insidious is now an astral body in the astral world. What is the psychic medium's name in Insidious?

The psychic medium's name in Insidious is Elise (played by Lin Shaye).