BRENT ADAMSON, coauthor of The Challenger Sale, is a principal executive advisor in the sales and marketing practice at CEB.

MATTHEW DIXON, coauthor of The Challenger Sale and The Effortless Experience, is the group leader of the financial services and customer contact practices at CEB.

PAT SPENNER is the strategic initiatives leader in the sales and marketing practice at CEB.

NICK TOMAN, coauthor of The Effortless Experience, is the sales practice leader at CEB.

All four authors are frequent contributors to the Harvard Business Review and live in the Washington, D.C., metro area.

CEB is the leading member-based advisory company. By combining the best practices of thousands of member companies with its advanced research methodologies and human capital analytics, CEB equips senior leaders and their teams with insight and actionable solutions to transform operations.