For a brief subjective perspective on one of your daughter’s options, this post includes comments on Middlebury in the context of comments on several other liberal arts colleges: NESCAC Spoken Here: - #5 by merc81. Academically, Middlebury could make a fine choice for a premed student. However, it might be challenging to differentiate it from the other schools listed on this basis alone.
Wellesley can be partly defined by its status as a women’s college, ethnic diversity and proximity to a prominent city. Ties with Davidson for the highest admission yield from this group, based on recent IPEDS information.
Davidson offers a strong and popular biology program. Somewhat unusually among colleges of this type, more students major in biology here than in economics.
WUStL represents the most preprofessional school from this group. This may be favorable, or not, depending on the academic atmosphere that your daughter would prefer. Biology is a strong program here.