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Trevor O'Sullivan

Trevor O'Sullivan

General Manager. Since the early 2000s, Trevor has worked with thousands of Talent Management professionals to develop and apply assessment-based talent management solutions for selecting, developing and managing people. Trevor is an active member of the TTI Success Insights (TTISI) Global Advisory Council, contributes to TTISI product development and is a regular presenter at TTISI-R3. He is honoured to have received multiple Blue Diamond Awards and, more recently, the Bill Brooks Impact Award recognising his contributions to the TTISI global network.

The five levels of delegation | Leadership

The Five Levels of Delegation

This model is described by Michael Hyatt in his book “Free to Focus.” The model categorises tasks into five levels based on...

RACI Matrix | Leadership

RACI Matrix

The RACI matrix (Responsible, Accountable, Consulted, Informed) is often used for clarifying roles and responsibilities in...

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