How about Vasco Pratolini, Italian writer, same Ascendant. See photo.
Yes, they all resemble Mark Zuckerberg, shown again, below, with his long face. in the Aries decan of Sagittarius accounting for his red hair.
Mark Pottinger, astrologer, is the best look-a-like. shown beside Zuckerberg below.
19 to 20 Sagittarius is in the Cancer Dwad, found by dividing 30 degrees of Sagittarius into 2degree30 minute segments where the first 2.5 degrees is Sag, then Cap., then Aquarius, Pisces, Aries, Taurus, Gemini, Cancer.... Facebook tries to unite everyone into one FAMILY, which Zuckerberg's CANCER dwad does quite effectively.