This is our conversation with Dr Rana Awdish. Rana is the author of "In Shock", a critically acclaimed, bestselling memoir based on her own critical illness. She is a sought-after public speaker, delivering inspirational keynote addresses to groups ranging from professional medical societies, to members of congress, to organisations combatting homelessness. A pulmonary and critical care physician, she serves as the current director of the pulmonary hypertension programme at Henry Ford Hospital in Detroit, Michigan.