Dieter Bothe is Professor for Mathematical Modeling and Analysis in the Department of Mathematics and at the Center of Smart Interfaces at Technical University of Darmstadt. His research concerns nonlinear evolution equations, reaction-diffusion systems and transport processes in two-phase flows, combining modeling with mathematical analysis and numerical simulations.Arnold Reusken is Professor of Numerical Analysis at RWTH-Aachen. His research areas concerns analysis and application of multigrid solvers and other fast iterative methods for discretized PDEs, finite element methods and numerical methods for the simulation of two-phase incompressible flow problems.

• Preface.- Part I Numerical Methods for Sharp Interface Models.- Part II Analysis and Simulation of Diffusive Interface Models.- Part III Experimental and Numerical Investigation of Interfacial Phenomena.- Part IV Taylor Bubbles: Experiments, Simulation and Validation.

Dieter Bothe is Professor for Mathematical Modeling and Analysis in the Department of Mathematics and at the Center of Smart Interfaces at Technical University of Darmstadt. His research concerns nonlinear evolution equations, reaction-diffusion systems and transport processes in two-phase flows, combining modeling with mathematical analysis and numerical simulations.Arnold Reusken is Professor of Numerical Analysis at RWTH-Aachen. His research areas concerns analysis and application of multigrid solvers and other fast iterative methods for discretized PDEs, finite element methods and numerical methods for the simulation of two-phase incompressible flow problems.

• Preface.- Part I Numerical Methods for Sharp Interface Models.- Part II Analysis and Simulation of Diffusive Interface Models.- Part III Experimental and Numerical Investigation of Interfacial Phenomena.- Part IV Taylor Bubbles: Experiments, Simulation and Validation.

Dieter Bothe is Professor for Mathematical Modeling and Analysis in the Department of Mathematics and at the Center of Smart Interfaces at Technical University of Darmstadt. His research concerns nonlinear evolution equations, reaction-diffusion systems and transport processes in two-phase flows, combining modeling with mathematical analysis and numerical simulations.Arnold Reusken is Professor of Numerical Analysis at RWTH-Aachen. His research areas concerns analysis and application of multigrid solvers and other fast iterative methods for discretized PDEs, finite element methods and numerical methods for the simulation of two-phase incompressible flow problems.

• Preface.- Part I Numerical Methods for Sharp Interface Models.- Part II Analysis and Simulation of Diffusive Interface Models.- Part III Experimental and Numerical Investigation of Interfacial Phenomena.- Part IV Taylor Bubbles: Experiments, Simulation and Validation.