Chapter headings and selected papers: Inverse Heat Conduction. Spectral and wavelet methods for solving an inverse heat conduction problem (L. Eldén, F. Berntsson). Boundary Data Detection in Elasticity. A finite element formulation for the detection of boundary conditions in elasticity and heat conduction (B.H. Dennis, G.S. Dulikravich). Crack and Defect Detection. Determination of crack location from changes in natural frequencies (M. Tanaka, A.N. Bercin). Shape Detection. Identification of unknown boundary shape of rotationally symmetric body in steady heat conduction via BEM and filter theories (M. Tanaka et al.). Inverse Scattering. Reconstruction and regularization for inverse potential scattering (T. Takiguchi). Parameter Identification in Solid Mechanics. Identification of the material parameters of laminated plates (Z.H. Yao, S.S. Qu). Parameter Identification in Civil Engineering. Estimation of roughness coefficients of distribution system using least squares of residuals with constraints (M. Kanoh, T. Kuroki). Numerical Algorithms. Selective error location indicators for mass and stiffness updating (M. Reynier et al.). Uniqueness, Ill-Posedness, Regularization. Uniqueness and stability in an inverse problem of determining a part of boundary (A.L. Bukhgeim et al.). Inverse Problems in Aeronautics and Fluid Dynamics. Fourier series solution for inverse design of aerodynamic shapes (G.S. Dulikravich, D.P. Baker). Medical Inverse Problems. Improvement of a method for identifying a current dipole in the brain using BEM and nonlinear optimization (K. Hayami). Inverse Problems in Electromagnetics and Acoustics. Application of wavelets analysis to magnetic field source searching (K. Nakajima et al.). Applications of Genetic Algorithms. Structural design by genetic algorithm (H. Tanie, E. Kita). Miscellaneous Applications.