The Manager’s Field Guide

A playbook built on your people and your language, delivered ready for managers to use immediately.

60%

of new managers receive zero formal training before leading a team.

Center for Creative Leadership, via Wharton
4.2 yrs

is the average time before a new manager gets any formal leadership training.

Pryor Learning
57%

of employees have left a job specifically because of their manager.

DDI, Frontline Leader Project

Most managers are handed a team long before anyone hands them a playbook. The Manager’s Field Guide closes that gap fast, turning your organization’s real scenarios into a concrete resource every manager can use starting the week it’s delivered.

How It Runs

1
Step 1 · Week 1

Surface

Working sessions pull out real scenarios, failure points, and the organization’s own language.

2
Step 2 · Week 2

Deliver

A revised, finished guide is handed over, ready to distribute to every manager on the team.

Why Companies Commission It

Mary Ellen Ball, MPP, ICF PCC — Founder, Open Delta Group · Former Nonprofit CEO · Diagnostic-First.

Mary Ellen built The Manager’s Field Guide on the diagnostic-first approach she brings to every engagement. She led enterprise-wide leadership development at BDO USA before founding Open Delta Group, and has run two organizations herself as CEO.

“You run the business. I’ll grow the people behind it.”