Reasoning
Major staffing firms (Robert Half, ManpowerGroup, Kforce, Heidrick & Struggles) have already begun reporting AI-driven displacement in white-collar roles during 2024-2025, with Robert Half's 2024 survey showing 41% of companies plan to reduce hiring due to AI automation. Given this established trend and typical 12-18 month lag between workforce planning and reported staffing declines, by 2026 at least one major firm will likely report measurable year-over-year declines in placements for white-collar roles (legal, finance, administrative, entry-level tech). The structural factors—continued LLM advancement, proven ROI on AI implementations, and cost pressures—make reversal unlikely rather than acceleration.Key uncertainty
The definition of "major staffing firm" and threshold for "report declines"—if this requires explicit attribution to AI (vs. generic "automation") in official earnings calls or SEC filings, compliance with reporting standards may delay public acknowledgment despite internal data showing causation, which could lower probability to 55-60%.