Uranus conjunct Ascendant and Pallas (symbol of seeing patterns) on the MC. Jupiter doesn’t make aspects in sign or orb 5 degrees. Now we have a prominence of Uranus (angular) and Jupiter (calling!). Jupiter-Uranus is the combination that is linked to (many if not most of the) astrologers, mirroring a helicopter view (‘from above’). For more examples, see Astropost (http://astropost.blogspot.nl/search/label/astrologers for more charts of astrologers)
50% in mutable signs, Sun Pisces, Virgo Moon*) and a Gemini Ascendant, Sun/Moon midpoint in Sagittarius, square Mercury
Mutable =movableJ Sensitivity and mediagenic Pisces with ‘at your service’ Moon and communicative (forever young) Gemini Ascendant.
The midpoint Sun/Moon in Sagittarius square Mercury combination will be motivated by doing it her own way, by ideas and success and because of Mercury this involves communications.
Of course, with her chart she didn't HAVE to be an astrologer. Circumstances, situations, culture: it all contributed to her chosen career.