An IT Managers Guide to Disaster Recovery: A Layered Approach

by Jon Pertwee

The ability to recover swiftly from disruption is not optional for modern organisations, it is essential. An IT Manager’s Guide to Disaster A Layered Approach presents a structured, strategic framework for designing and implementing effective disaster recovery (DR) practices within today’s complex IT environments.

This guide introduces a layered methodology that aligns technical recovery with core business infrastructure. From governance and infrastructure resilience to backup integrity, application restoration, and cross-functional team coordination, each layer contributes to a comprehensive and executable recovery strategy.

Written for IT managers, infrastructure leaders, and business continuity professionals, the book offers practical guidance on risk assessments, business impact analyses, dependency mapping, testing, and communication protocols. The result is a detailed, role-aware approach to building a Disaster Recovery Plan that aligns with business strategy and regulatory requirements.

With a focus on clarity, accountability, and operational readiness, this book serves as both a planning tool and an execution manual, ensuring organisations can recover with speed, structure, and confidence.

561 pages, Kindle Edition

Published April 6, 2025

About the author

Born in Chelsea, London, in 1919, Jon Pertwee is best known for his role in the BBC science fiction television series Doctor Who, in which he played the third incarnation of the Doctor from 1970 to 1974, and as the title character in the series Worzel Gummidge. He is also well-known for his 18-year stint on BBC Radio as Chief Petty Officer Pertwee in The Navy Lark. he died at a Connecticut Doctor Who convention in 1996.