Dr. Yin checks the comments and questions several times a week. Due to the large volume of emails she can only answer several questions directly per week but may direct you to articles, movies, or pages on this site as well as other sites that may help address your questions. Or she may answer your question in an upcoming blog.
If this is regarding a behavioral issue in your pet, other resources include www.AVSABonline.org and www.animalbehaviour.org.
These sites include lists of veterinary or certified applied animal behaviorists in your area. Veterinary behaviorists in the Sacramento, CA area include: UC Davis Behavior Service and Dr. Leslie Cooper at Woodland Veterinary Clinic and Loomis Basin Veterinary Hospital.