Understanding the Appearance of Small Spot Colors. Cambridge Research Systems Lecture, Vision Meeting of the UK Colour Group, January 12, 2006, London. [This work is published as: Brainard, D. H., Williams, D. R., & Hofer, H. (2008). Trichromatic reconstruction from the interleaved cone mosaic: Bayesian model and the color appearance of small spots. Journal of Vision, 8(5):15, 1-23, http://journalofvision.org/8/5/15/, doi:10.1167/8.5.15.]