Does tenure make teachers invincible and prone to slacking, or does it keep good teachers safe?

Does tenure make teachers invincible and prone to slacking, or does it keep good teachers safe?
Does tenure make teachers invincible and prone to slacking, or does it keep good teachers safe?
Does tenure make teachers invincible and prone to slacking, or does it keep good teachers safe?
Grossman and his research collaborators found motivated reasoning as one of the root causes of why invitees so often respond to invitations with ‘maybe’ instead of a definitive ‘yes’ or ‘no.’