An Overview of Programmed Cell Death Research: From Canonical to Emerging Model Species -- Mitochondrion and Chloroplast Regulation of Plant Programmed Cell Death -- Life Beyond Death: the Formation of Xylem Sap Conduits -- Programmed Cell Death in Plant Immunity: Cellular Reorganization, Signaling and Cell Cycle Dependence in Cultured Cells as a Model System -- Vascular Aerenchyma and PCD -- Out for a Walk Along the Secretory Pathway During Programmed Cell Death -- Nuclear Dismantling Events: Crucial Steps During the Execution of Plant Programmed Cell Death -- Programmed Cell Death Regulation by Plant Proteases with Caspase-Like Activity -- Senescence-Associated Programmed Cell Death -- The Hypersensitive Response in PAMP- and Effector-Triggered Immune Responses -- To Live or Die: Auophagy in Plants.