The Impostor Trap: When Sponsorship Looks Like Favoritism

When the person who mentored you becomes your direct manager, coffee-room comments about “favoritism” can feel like a personal indictment—even when your work hasn’t changed. Clance & Imes’s 1978 description of the impostor phenomenon helps explain why: the mind treats external signals (who backs you) as evidence about your core competence, so a role-change can produce a sudden, visceral self-doubt. The sting isn't simply insecurity—it's a predictable mix of three mechanisms you can spot and counter.

1. Role-change: Your social position shifted. Before, your mentor could vouch for you without it being a visible workplace process. Now the same relationship exists inside a formal reporting line, which invites formal scrutiny and rumors. Leader–Member Exchange research (Dansereau et al., 1975) shows managers naturally develop differentiated relationships; the existence of a close tie is common, the problem is visibility and perceived fairness.
2. Attribution bias: Humans prefer simple explanations for others’ success. When coworkers see you get stretch assignments or favorable appraisal conversations, attribution bias tempts them to credit favoritism rather than effort and skill. That shortcut feels like a denial of your agency—and your brain interprets social denial as evidence in the same bucket as personal failure.
3. Identity leak: This is the internal process most closely tied to impostor feelings. When an external narrative (someone says “you only got this because…”) leaks into your self-story, you experience cognitive dissonance: you simultaneously hold “I earned this” and “maybe I didn’t.” Clance & Imes already described how persistent doubt follows success; role-change makes that doubt sharper and more social. What to do—two short reframes to use now, and concrete steps to reclaim your narrative In-the-moment reframe (use this aloud or silently when doubt or gossip stings):

• Exact sentence to say to yourself: “My competence is my record, not the rumor; I’ll look at what I produced this quarter and how it moved outcomes.” This moves attention from diffuse social noise to concrete evidence you can collect and control. Pre-review / 1:1 reframe (use this in a private conversation with your manager before reviews or calibration):
• Exact sentence to say in the meeting: “I value the support you provided before; now I want to make my contributions visible and verifiable across the team—can we agree on three deliverables, stakeholders who’ll see them, and a calibration checkpoint?” This turns sponsorship into a transparent development plan and creates artifacts for others to judge. Practical steps (short checklist)
• Inventory outcomes: Create a one-page list of your recent projects, your specific role, measurable outcomes, and stakeholder quotes. Keep it factual and dated.
• Make work visible: Ask to lead the next cross-team demo, own the status email to stakeholders, or present at the all-hands—visibility dilutes gossip-driven explanations.
• Set visible milestones with your manager: Use the pre-review sentence above to negotiate concrete deliverables, named reviewers, and a mid-cycle calibration touchpoint.
• Request process rituals: If your org has a calibration or peer-review meeting, ask your manager to include you in the supporting materials (brief summary, peer feedback). If such rituals don’t exist, propose one: a short, documented review of deliverables in the next team meeting.
• Boundary and evidence script for others: If a peer hints favoritism, respond briefly and constructively: “I hear that concern—what I can share is the timeline and outcomes for this project (link). I’m happy to walk through the work.” This shifts the exchange from rumor to documents. A final note on team norms: psychological safety shapes whether gossip amplifies or dies out (see Edmondson, 1999). If you notice persistent hostile attribution, document incidents, raise them with HR or your manager as a systemic norm problem—not as a personal complaint—and suggest simple process changes (clear ownership, shared templates, regular demo slots). You won’t erase the sting overnight. But translating private mentor benefits into transparent milestones, visible deliverables, and a calibration plan does three things: it supplies the evidence your brain needs to repair the identity leak, it gives others a concrete basis for attribution, and it restores your control over the narrative. The pragmatic path back to confidence is not silence or defensiveness—it is visible work, documented outcomes, and a short, professional conversation that moves sponsorship into shared process.