Foreword: Herrera, G.A.; Overview of Models for the Study of Renal Disease: Turbat-Herrera, E.A.; Mesangial Homeostasis and Pathobiology: Their Role in Health and Disease: Herrera, G.A. et al.; Parietal Epithelial Cells: Their Role in Health and Disease: Romagnani, P.; Role of Proximal Tubules in the Pathogenesis of Kidney Disease: Nakhoul, N.; Batuman, V.; Kidney Microvasculature in Health and Disease: Jen, K.-Y. et al.; Renal Interstitial Fibrosis: A Critical Evaluation of the Origin of Myofibroblasts: Barnes, J.L.; Glass II, W.F.; Immunopathogenesis of Idiopathic Nephrotic Syndrome: Zhang, S. et al.; Membranous Nephropathy: Cybulsky, A.V.; Prospects and Perspectives on IgA Nephropathy from Animal Models: Emancipator, S.N.; Infection-Related Glomerulonephritis: Brodsky, S.V.; Nadasdy, T.; Discovery of Genes Related to Diabetic Nephropathy in Various Animal Models by Current Techniques: Wada, J. et al.; Glomerular Basement Membrane Disorders in Experimental Models for Renal Diseases: Impact on Understanding Pathogenesis and Improving Diagnosis: Kashtan, C.E.; Segal, Y.; Experimental Models of Lupus Nephritis: Grande, J.P.; Experimental Models of Membranoproliferative Glomerulonephritis, Including Dense Deposit Disease: Vernon, K.A. et al.; Experimental Models of Vasculitis and Glomerulonephritis Induced by Antineutrophil Cytoplasmic Autoantibodies: Jennette, J.C. et al.; Monoclonal Immunoglobulin Light and Heavy Chain Deposition Diseases: Molecular Models of Common Renal Diseases: Ronco, P. et al.; Renal Amyloidosis: Current Views on Pathogenesis and Impact on Diagnosis: Herrera, G.A. et al.; Toward Understanding Renal Fanconi Syndrome: Step by Step Advances through Experimental Models: Sirac, C. et al.; Light Chain-Mediated Tubulopathies: Sanders, P.W.; HIV-Associated Nephropathy: Experimental Models: Avila-Casado, M.C. et al.; Acute Kidney Injury: Lessons from Experimental Models: Heyman, S.N. et al.; Pathogenesis of Tubular Interstitial Nephritis: Tanaka, T.; Nangaku, M.; Obstructive Uropathy: Truong, L.D. et al.; Renal Vasculature in Essential Hypertension: A Review of Some Contrarian Evidence: Tracy, R.E.; Thrombotic Microangiopathies: From Animal Models to Human Disease and Cure: Caprioli, J. et al.; Glomerular Repair: Present Status and Future Expectations: Herrera, G.A. et al.