Brice and Eric have a new paper on Stable Isotope Analysis

In PLoS 1:
Semmens, B.X., E.J. Ward, J.W. Moore, and CT. Darimont. 2009. Quantifying inter- and intra-population niche variability using hierarchical Bayesian stable isotope mixing models. PLoS One. http://dx.plos.org/10.1371/journal.pone.0006187.