Drs. Wierda and O’Brien discuss emerging data showing the non-covalent BTK inhibitor pirtobrutinib outperforming traditional chemoimmunotherapy and showing favorable efficacy and safety versus ibrutinib in CLL. They also highlight promising early results from a triplet regimen for Richter transformation, suggesting the best survival outcomes yet seen in this historically high‑risk, hard‑to-treat population.