Data Journalism Reinventing Actuarial Reserving: How Modern Dataframes and Whittaker-Henderson Smoothing Are Replacing Excel in Insurance September 21, 2026 Raul Delapena Setiawan TL;DR: For decades, the foundational Chain-Ladder method for loss reserving has been tied to legacy spreadsheets or expensive proprietary software. By leveraging modern dataframe libraries like Polars alongside advanced non-parametric…
Data Journalism Bridging the Spreadsheet Divide: How Developer Sam Lovick Resurrected BERT to Bring Modern R to Microsoft Excel September 12, 2026 Evan Lee Salim LONDON — For data scientists working in corporate environments, a familiar professional friction exists: the technical team lives inside the flexible, powerful command-line environment of R, while the business stakeholders…
