How can Sidereal AND Tropical zodiacs both be correct? Rikki Blythe joins me to discuss her new book The nth Degree, which explains exactly why both work and how we can use astrology in a more encompassing way. Sidereal and Tropical zodiac systems tell different parts of the same story - and that same story is the bigger picture of astrology. The nth Degree honours this divine tool, taking astrology into the coming age.