---
id: "entity-sanja-kos"
type: "entity"
source_timestamps: ["Author Bios"]
tags: ["author", "leadership-advisor"]
related: ["entity-ghsmart"]
entityType: "person"
canonicalName: "Sanja Kos"
aliases: []
speakers: ["Sanja Kos"]
sources: ["tail2"]
isSpeakerEntity: true
---
## Segment 2 — tail2

## Article 122 — a122

# Sanja Kos

**Profile.** Leadership advisor at [[entity-ghsmart-d122]] (principal/partner), working with investment firms and corporations on executive transitions and PE value creation. Co-author of "Leading After the Founder" (HBR, January 2026).

**Role in this source.** Co-author. Contributions are collective; the source does not separate individual authorship.

**Attributed contributions (collective).** Shares authorship of the article's psychological reframing ([[quote-psychological-processes]]), the governance tooling in [[concept-role-scorecards]] and [[action-create-role-scorecards]], the founder-timing logic in [[concept-psychological-optimal-timing]] and [[claim-crisis-transitions-fail]], and the successor-selection guidance in [[framework-successor-survival-traits]].