Kahn’s power came from his late blooming (his major works were built after age 50), his mystical approach to materials and light, and his ability to make modernism feel ancient and sacred. His tragic death in 1974 (collapsing in Penn Station) and his complex personal life (three families) add to the legend.
I understand you’re looking for the behind the phrase "Louis Kahn: The Power of Architecture" — likely referring to the major retrospective exhibition and its accompanying catalog. louis kahn the power of architecture pdf