IASS-IACM 2008 Session: Innovative Analysis Topics -- Plenary Lecture: Abstract, Slides and Video: "Rigid mechanics and its role in nonlinear structural analysis" by Yeong Bin YANG (National Taiwan University) -- "The stability of plane shape under bending of elastically-plastic finite rigidity tendons, having non-symmetrical cross-section" by Oleksandr SHYMANOVSKYI , Valeryi SHALYNSKYI (V. Shimanovsky UkrRDIsteelconstruction) -- "Internal forces and displacements in polynomial-shaped arches" by Lazaro GIMENA , Pedro GONZAGA, Faustino GIMENA (Public University of Navarre) -- "Decision of initial shape and stress from equilibrium shape by structural analysis based on condition for existence of solution" by Tetsu-Yuki TANAMI -- "Mistakes and paradoxes in solutions of spatial, geometrically nonlinear problems and equilibrium stability problems" by Anatoly V. PERELMUTER (SCAD Soft), Vladimir I. SLIVKER (JSC Giprostroymost)