Add Figure for Spectrum of Context Awareness

content/03.overview.md

@@ -130,4 +130,6 @@ Context-aware models can be organized along a spectrum of assumptions about the
 * **Smooth models**: $\theta_i = f(c_i)$, with $f$ assumed to be continuous or low-complexity.
 * **Latent models**: $\theta_i \sim P(\theta \mid c_i)$, with $f$ learned implicitly.
 
+![A spectrum of context awareness in modeling, showing global, grouped, smooth, and latent models](images/spectrum_context.png){#fig:spectrum-context width="70%"}
+
 Each formulation encodes different beliefs about parameter variation. The next section formalizes these principles and examines general strategies for adaptivity in statistical modeling. For a discussion of how subpopulation shifts influence generalization, see [@arXiv:2106.04486].