The biggest obstacle to becoming indispensable is the fear of failure, which Godin calls the "lizard brain" (resistance).
Pour your best self into your work, making it your "art".
Key traits include providing a unique interface between people, delivering creativity, managing complexity, leading customers, inspiring staff, possessing domain knowledge, and having unique talent.
The old division of management and labor is broken. A third group, linchpins, has emerged as the essential, often irreplaceable, force in organizations. Where to Buy "Linchpin" (April 2026)
Linchpins are artists who create art (innovation) in their work, rather than just following a map.