Research from Leadership IQ identifies two 90-day predictors as most strongly correlated with 12-month retention: (1) the quality of the new hire’s relationship with their direct manager, and (2) the new hire’s sense of making meaningful early contributions. Both are directly supported by this guide’s strategies — Strategy 1 (manager relationship) and Strategy 3 (short-term goal momentum). The physical workspace dimension (Strategy 5) supports both: acoustic pods enable the candid manager conversations that build relationship quality, and they provide the focused work environment that enables the quality of contribution that generates early win momentum.