This document summarizes a presentation on leapfrogging development and sustainable consumption patterns. It discusses: 1) The concept of leapfrogging at the national, sector, and technology levels to advance development. Examples include Korean firms outpacing competitors and mobile phone adoption leapfrogging landlines. 2) Challenges to leapfrogging include incremental rather than radical technological changes and lack of policies to catalyze alternatives. 3) The distinction between "weak" sustainable consumption focused on eco-efficiency versus "strong" sustainability involving lifestyle changes. 4) The concept of "lifestyle leapfrogging" to avoid unsustainable consumption patterns in developing countries by adopting sustainable practices from the outset. Examples of weak