Highlights -- Algebraic statistics: a new bridge between statistics and mathematics ............ Mathias Drton, Seth Sullivant, Chun-Houh Chen, Vanja Dukic and Jun Liu 1259 Editorial -- Expanding the statistical toolkit with algebraic statistics .......... ............................................................... Stephen E. Fienberg 1261 Algebraic statistical models ........................ Mathias Drton and Seth Sullivant 1273 Molecular phylogenetics from an algebraic viewpoint .................................. ............................................ Elizabeth S. Allman and John A. Rhodes 1299 Epistasis and shapes of fitness landscapes ........................................... ............................... Niko Beerenwinkel, Lior Pachter and Bernd Sturmfels 1317 Counting and locating the solutions of polynomial systems of maximum likelihood equations, II: The behrens-fisher problem ......................................... ....................... Max-Louis G. Buot, Serkan Hosten and Donald St. P. Richards 1343 Algebraic Bayesian analysis of contingency tables with possibly zero-probability cells ............................................... Guido Consonni and Giovanni Pistone 1355 Contingency tables of network type: Models, Markov basis and applications ............ ................................................................... Lawrence H. Cox 1371 Bounds on the number of inference functions of a graphical model ..................... .................................................... Sergi Elizalde and Kevin Woods 1395 On the description and identifiability analysis of experiments with mixtures ......... ......................... Hugo Maruri-Aguilar and Roberto Notari and Eva Riccomagno 1417 Exact tests for negligible interaction in two-way analysis of variance/covariance .... ............................................................ Bin Cheng and Jun Shao 1441 Bivariate hard thresholding in wavelet function estimation .......... Piotr Fryzlewicz 1457 Blind deconvolution and deblurring in image analysis ....... Peter Hall and Peihua Qiu 1483 Two-sample tests in functional data analysis starting from discrete data ............. ................................................ Peter Hall and Ingrid Van Keilegom 1511 Least absolute deviations estimation for the accelerated failure time model .......... .......................................... Jian Huang, Shuangge Ma and Huiliang Xie 1533 Adaptive designs for stochastic root-finding ......................................... .................................... V. Roshan Joseph, Yubin Tian and C. F. Jeff Wu 1549 Designed extension of survival studies: Application to clinical trials with unrecognized heterogeneity ......... Yi Li, Mei-Chiung Shih and Rebecca A. Betensky 1567 Estimating the number of species with multiple incidence-based subsamples ............ .................................................................... Chang Xuan Mao 1591 Large sample properties of shape restricted regression estimators with smoothness adjustments ............................... Jayanta Kumar Pal and Michael Woodroofe 1601 Asymptotics of sample eigenstructure for a large dimensional spiked covariance model . ..................................................................... Debashis Paul 1617 Comparison between estimates of the hypothetical proportion with and without standardization for a non-confounder .............................................. ...................................... Xueli Wang, Zhi Geng, Qiang Zhao and Qi Qiao 1643 Transformed partial least squares for multivariate data .............................. ............................................... Li-Xing Zhu, Li-Ping Zhu and Xin Li 1657 A note on smoothed functional inverse regression ..................................... ................................................ Liliana Forzani and R. Dennis Cook 1677 Reply to the paper by Liliana Forzani and R. Dennis Cook: ˇ§A note on smoothed functional inverse regressionˇ¨ ............................ L. Ferre and A. F. Yao 16832007 Statistica Sinica ISSN 1017-0405