Leadership guru Warren Bennis's guide to honing your inner leader tends to read more like a self-help book than a business tutorial. Bennis's now classic take on the leadership conundrum calls the dearth of effective leaders a "societal disease" characterized by shortsighted thinking and a lack of self-awareness. The proposed solution? Pointers include honing your "inner voice," cultivating a passion for what you do, and building trust among followers.