A minisymposium on recent developments in unsaturated soil and unsaturated porous media mechanics will be held during/at InterPore 2017 (Rotterdam, May 8-11, 2017). The session is entitled MS1.5 Constitutive framework for unsaturated porous media: experimental challenges and modeling opportunities. Abstract submission information is available at the following link: https://www.interpore.org/116-event-booking/9th-international-conference-on-porous-media-annual-meeting/318-abstract-uploading-16. The extended deadline is November 21.