Absorption Prediction.- Predicting Molecular Physical Properties.- In Silico Transporter Modeling and Its Application in Drug Discovery.- Models for Cytochrome P450-Mediated Metabolism.- Future of In Silico Methods in Toxicology.- Solubility in Water and DMSO: Issues and Potential Solutions.- Measurements of Lipophilicity and Acid/Base Character Using HPLC Methods.- How Do We Study Oxidative Chemical Stability in Discovery? Some Ideas, Trials, and Outcomes.- Physiochemical Methods for Estimating Permeability and Related Properties.- Cultured Epithelial Cell Assays Used to Estimate Intestinal Absorption Potential.- In Vitro Cell-based Assays for Estimating the Effects of Efflux Transporters on Cell Permeation.- In Vitro Models for Estimating Hepatobiliary Clearance.- Challenges in Drug Discovery: Lead Optimization and Prediction of Human Pharmacokinetics.- Free Drug! The Critical Importance of Plasma Protein Binding in NewDrug Discovery.- Use of In Vitro ADME Screens to Develop Orally Bioavailable and CNS-Permeable Neuropeptide Y Y5 Antagonists.- Applying Computational and In Vitro Approaches to Lead Selection.- Strategies for In Silico and Experimental Screening of Physiochemical Properties.- The Challenge of Quality in Candidate Optimization.- A Comprehensive Strategy for ADME Screening in Drug Discovery.- Scientific, Educational, and Communication Issues Associated with Integrating and Applying Drug-Like Properties in Drug Discovery.