Walter Mercado Salinas, also known by his stage name Shanti Ananda, was a Puerto Rican astrologer, actor, dancer, and writer, best known as a television personality for his shows as an astrologer. His astrological prediction shows aired for decades in Puerto Rico, Latin America and the United States, and he became a cultural phenomenon in the Hispanic community.

Primer Impacto is an American Spanish-language tabloid newsmagazine television program that premiered on Univision on February 14, 1994.