Editorial; Thyroid FNA: Challenges and Opportunities: Cibas, E.S.; Bibbo, M.; Variability in the Atypia of Undetermined Significance/Follicular Lesion of Undetermined Significance Diagnosis in the Bethesda System for Reporting Thyroid Cytopathology: Sources and Recommendations: Ohori, N.P.; Schoedel, K.E.; The UK Royal College of Pathologists Thyroid Fine-Needle Aspiration Diagnostic Classification Is a Robust Tool for the Clinical Management of Abnormal Thyroid Nodules: Lobo, C.; McQueen, A.; Beale, T.; Kocjan, G.; The Bethesda Terminology for Reporting Thyroid Cytopathology: From Theory to Practice in Europe: Cochand-Priollet, B.; Schmitt, F.C.; Totsch, M.; Vielh, P.; European Federation of Cytology Societies' Scientific Committee; The Frequency of 'Atypia of Undetermined Significance' Interpretations for Thyroid Fine-Needle Aspirations Is Negatively Correlated with Histologically Proven Malignant Out-comes: VanderLaan, P.A.; Krane, J.F.; Cibas, E.S.; Spectrum of Risk of Malignancy in Subcategories of 'Atypia of Undetermined Significance': Olson, M.T.; Clark, D.P.; Erozan, Y.S.; Ali, S.Z.; Atypical Follicular Cells with Equivocal Features of Papillary Thyroid Carcinoma Is Not a Low-Risk Cytologic Diagnosis: Luu, M.H.; Fischer, A.H.; Stockl, T.J.; Pisharodi, L.; Owens, C.L.; Cytologic Features of Focal Papillary Thyroid Carcinoma Arising within Follicular Adenoma: A Masked Cytomorphologic Analysis of 17 Cases: Ono, J.C.; Wilbur, D.C.; Lee, H.; Yang, J.; Krane, J.F.; Bongiovanni, M.; Faquin, W.C.; Repeatedly Nondiagnostic Thyroid Fine-Needle Aspirations Do Not Modify Malignancy Risk: Jo, V.Y.; VanderLaan, P.A.; Marqusee, E.; Krane, J.F.; Timing of Repeat Thyroid Fine-Needle Aspiration in the Management of Thyroid Nodules: Singh, R.S.; Wang, H.H.; Fine-Needle Aspiration of Mucin-Producing Thyroid Tumors: Yang, G.C.H.; Scognamiglio, T.; Kuhel, W.I.; The Relationship of Cytomorphology of Medullary Thyroid Carcinomas between Family Members with the Same RET Proto-Oncogene Mutation: Chang, J.-S.; Chang, C.-F.; Yang, W.-S.; Chang, T.-C.; BRAF Mutation Analysis of Fine-Needle Aspiration Biopsies of Papillary Thyroid Carcinoma: Impact on Diagnosis and Prognosis: Colanta, A.; Lin, O.; Tafe, L.; Ghossein, R.; Nafa, K.; Mitchell, T.; Ladanyi, M.; Arcila, M.; BRAF Mutation Testing of Thyroid Fine-Needle Aspiration Specimens Enhances the Predictability of Malignancy in Thyroid Follicular Lesions of Undetermined Significance: Adeniran, A.J.; Hui, P.; Chhieng, D.C.; Prasad, M.L.; Schofield, K.; Theoharis, C.; Allele-Specific PCR with Competitive Probe Blocking for Sensitive and Specific Detection of BRAF V600E in Thyroid Fine-Needle Aspiration Specimens: Smith, G.D.; Zhou, L.; Rowe, L.R.; Jarboe, E.A.; Collins, B.T.; Bentz, J.S.; Wittwer, C.T.; Chadwick, B.E.; Application of Magnetic-Resonance-Spectroscopy-Based Metabolomics to the Fine-Needle Aspiration Diagnosis of Papillary Thyroid Carcinoma: Jordan, K.W.; Adkins, C.B.; Cheng, L.L.; Faquin, W.C.; Author Index Vol 55, No. 6, 2011; Subject Index Vol 55, No. 6, 2011; Acknowledgement to Reviewers; Author Index Vol 55, 2011; Subject Index Vol 55, 2011.