Colvin, Geoff. Intrepid guides for a messy world / by Geoff Colvin - Hong Kong: Time Asia Limited, April 1, 2015. - pages 44-51 26.8cm. - Monthly. - Volume 171, Number 5 (April 1, 2015) - Fortune. page 41-51 Volume 171 Number 5 (April 1, 2015) 0738-5587 . ISSN: 0738-5587 Subjects--Topical Terms: Leadership Dewey Class. No.: BPer. 650.0519 / F77 2015