Pattern topics: Inkjet printing of polymers: state of the art and future developments , by B.J. de Gans et al. Direct writing technologyAdvances and developments , K.K.B. Hon et al. Recent progress in soft lithography , John A. Rogers et al Progress and Trends in Ink-Jet Printing Technology , Hue P. Le Material topics Material challenge for flexible organic devices , by Jay Lewis Organic and polymer transistors for electronics , by Ananth Dodabalapur Mechanics topics Micromechanics of macroelectronics , Suo Zhigang 柔性电子系统及其力学性能 ,许巍,卢天健 Roll-to-Roll manufacturing ... Applications: Cover story: Jet printing flexible displays , by R.A. Street et al.