What makes some CEO s successful while others crash and burn ? The stereotypical view — often promoted in magazines and on television — is that these leaders are charismatic, armed with an Ivy League degree and larger than life. That impression is both superficial and wrong, according to Elena Lytkina Botelho and Kim Powell , consultants at ghSMART, a Chicago-based management consult ing firm . After a 10-year study, Botelho, Powell, and their colleagues found that successful CEOs have four behavioral attributes that are often overlooked because they are not particularly glamorous. These CEOs make decisions quickly; they are relentlessly reliable ; they excel at managing relationships ; and they adapt swiftly to changing circumstances. Botelho earlier worked for McKinsey and AIG-Brunswick after getting her MBA at Wharton . At ghSMART, she co-leads CEO Genome , a research project and client practice that supports CEOs and executives on the ir path to the corner office .…