This document summarizes Nasir Khan's PhD research on using Amartya Sen's capabilities approach to development to argue for building people's entitlements and capacities to protect themselves from natural disasters. It provides examples of recent disasters in Haiti, Christchurch, and Pakistan to show discrepancies in damage cannot be fully explained by natural factors alone. The capabilities approach focuses on what people are effectively able to do and be. The document outlines the basic components of capabilities (functionings, capabilities, and entitlements) and explains how people's capabilities sets are affected by disasters. It argues development policy should aim to minimize capability losses by restoring fit between components, locating alternative functionings, prioritizing vital entitlements, and shifting from post-