PM VAULT — SOURCES & CITATIONS
Tiers: A = verified primary/authoritative · B = secondary, confirm · C = original synthesis.
Statistics carry their real year. PMI/ISO/PeopleCert cited as authority, never reproduced.

S1 [A] PMBOK(R) Guide 8th Edition is current (Kindle Nov 2025; paperback Jan 2026). — PMI.
S2 [B] 8th-Ed architecture: 6 principles, 7 performance domains, 40 processes (down from 12/8/49).
       Re-confirm domain names vs. official text before any structural claim. — public secondary.
S3 [B] Performance domains: Governance, Scope, Schedule, Finance, Stakeholders, Resources, Risk.
T1 [A] ~47% of unsuccessful projects miss goals on inaccurate requirements — PMI, 2014.
T2 [A] 52% of projects experienced scope creep (up from 43%) — PMI Pulse of the Profession, 2018.
T3 [A] Current benchmark: project failure rate 13% (up from 12% in 2024) — PMI Pulse 2025.
C1 [A] EVM formulae (CV, SV, CPI, SPI, EAC, ETC, VAC, TCPI) — standard public PM math (PMI/AACE).
C2 [A] Risk register as a living, cadence-reviewed artefact with pre-planned responses/triggers — APM/PMI.
C3 [A] Lessons learned as a continuous lifecycle activity — APM.
C4 [A] Stakeholder power/interest analysis; RACI — public practice (Mendelow; RACI).
T4 [B] Delegation linked to performance (Gallup/LBS). The "25% delegation/HBR" figure is omitted (unverifiable).
S5 [A] Agile concepts via the 2020 Scrum Guide (CC BY-SA 4.0) as authority; original artifacts only.
S6 [A] Governance/lifecycle concepts — ISO 21500:2021 & ISO 21502:2020.
S7 [A] PRINCE2 7 (2023, PeopleCert/AXELOS) — referenced as an alternative method.
S4 [B] PMP exam transitions to 8th-Edition content on 2026-07-09 — PMI; re-verify before relying on the date.
T5 [B] Project outcomes ~31% successful / 50% challenged / 19% failed (16% in 1994) - Standish Group, CHAOS (methodology widely cited and debated).
T6 [A] Large IT projects (>$15M) average +45% over budget, +7% over time, 56% less value (5,400 projects) - McKinsey & University of Oxford, 2012.
T7 [B] Agile ~42% success vs waterfall ~13% - Standish Group, CHAOS 2020.
T8 [A] Wasted investment to poor performance: 13.5% (2013) -> 9.9% (2018) -> 9.4% (2021) -> 5.2% (2023) - PMI Pulse of the Profession (years labelled).
