Errata inserted.

Nanoparticles based on [pi]-conjugated polymers and oligomers for optoelectronic, imaging, and sensing applications: the illustrative example of fluorene-based polymers and oligomers / Irén Fischer and Albertus P.H.J. Schenning -- Conducting polymers to control and monitor cells / Leslie H. Jimison, Jonathan Rivnay, and Róisín M. Owens -- Medical applications of organic bioelectronics / Salvador Gomez-Carretero and Peter Kjäll -- A hybrid ionic-electronic conductor: melanin, the first organic amorphous semiconductor? / Paul Meredith, Kristen Tandy, and Albertus B. Mostert -- Eumelanin: an old natural pigment and a new material for organic electronics: chemical, physical, and structural properties in relation to potential applications / Alessandro Pezzella and Julia Wünsche -- |t New materials for transparent electrodes / |r Thomas W. Phillips and John C. de Mello -- |t Ionic carriers in polymer light-emitting and photovoltaic devices / |r Sam Toshner and Janelle Leger -- |t Recent trends in light-emitting organic field-effect transistors / |r Jana Zaumseil -- |t Toward electrolyte-gated organic light-emitting transistors: advances and challenges / |r Jonathan Sayago, Sareh Bayatpour, Fabio Cicoira, and Clara Santato -- |t Photophysical and photoconductive properties of novel organic semiconductors / |r Oksana Ostroverkhova -- |t Engineering active amterials for polymer-based organic photovoltaics / |r Andrew Ferguson, Wade Braunecker, Dana Olson, and Nikos Kopidakis -- |t Single-crystal organic field-effect transistors / |r Taishi Takenobu and Yoshihiro Iwasa -- |t Large-area organic electronics: inkjet printing and spray coating techniques / |r Oana D. Jurchescu -- |t Electronic traps in organic semiconductors / |r Alberto Salleo -- |t Perspectives on organic spintronics / |r Alberto Riminucci, Mirko Prezioso, and Patrizio Graziosi -- |t Organic-based thin-film devices produced using the neutral cluster beam deposition method / |r Hoon-Seok Seo, Jeong-Do Oh, and Jong-Ho Choi.