Learn how to seduce someone -- or dump them -- using the zodiac insights shared by astrologer Joanna Martine Woolfolk in these Howcast videos.

ABOUT THE EXPERT

Joanna Martine Woolfolk

Joanna Martine Woolfolk is the author of the classic books "The Only Astrology Book You’ll Ever Need" and "Sexual Astrology." Her most recent work is the 12-book collection "The Sun Sign Series," one book for each zodiac sign. She has written the horoscope column and astrology specials for numerous magazines, including Marie Claire, Harper’s Bazaar, Self, Redbook, and House Beautiful.