James M. Bradeen: University of Minnesota, Department of Plant Pathology, St. Paul, Minnesota, USAC. Kole: Department of Genetics and Biochemistry, Clemson University, Clemson, SC, USAVisit the authors' webpage at: http://ppg.cfans.umn.edu/home/home.htm

• Introduction to Potato. Classical Genetics and Traditional Breeding. Molecular Breeding for Potato Improvement. Molecular Linkage Maps: Strategies, Resources and Achievements. Mapping and Tagging of Simply Inherited Traits. Mapping Complex Potato Traits. Population Genetics and Association Mapping. Cloning of Late Blight Resistance Genes: Strategies and Progress. Research of Potato. Functional Genomics: Transcriptomics. Proteomics and Metabolomics. Future Challenges and Prospects.