When Doris Kearns Goodwin talks of “my guys” – the leaders she has studied in unparalleled depth over her career as U.S. presidential historian – she ticks off shared traits such as intelligence, empathy, energy and communication skills. But the most important presidential quality, she says, is resilience. So, as President Trump this week reaches his first 100 days in office, he will likewise be tested, sooner or later, in the adaptability department. Read more