**About the Editors**

**Akif Kaynak** received his B.Sc. degree from the University of Manchester in UK, M.Sc. degree from Rutgers State University of New Jersey, USA and Ph.D. degree from the University of Technology, Sydney (UTS) in Australia. He is a leading researcher in stimuli-responsive polymers with soft actuators application within the School of Engineering, Deakin University, Australia. He has more than 130 publications, a book chapter, a book on conducting polymers and citations exceeding 2900 and an H-index of 29. He is a regular reviewer for various international journals and part of the advisory board of Sensors journal. He gues<sup>t</sup> edited issues on stimuli responsive polymers in Materials and finite element methods in smart materials and systems in Polymers, MDPI.

**Ali Zolfagharian** is an Alfred Deakin Medalist for Best Doctoral Thesis, an Alfred Deakin Postdoctoral Fellowship Awardee, at Deakin University, Australia. He is a Mechanical Engineer lecturer with 3D/4D printing of soft robots and soft actuators expertise within the School of Engineering, Deakin University, Australia. He has thus far received \$206k funding to equip his lab from 3DEC (Deakin Digital Design and Engineering Centre), IISRI (Institute for Intelligent Systems Research and Innovation), and an industrial firm combined. His recent research outputs in the field of 3D and 4D printing include gues<sup>t</sup> editing of four special issues in Polymers, Materials, Applied Sciences, one edited book, and 45 articles.

**Saeid Nahavandi** earned his Ph.D. degree from Durham University, United Kingdom, in 1991. He is an Alfred Deakin professor, Pro Vice-Chancellor (Defence), chair of engineering and the founding director of the Institute for Intelligent Systems Research and Innovation at Deakin University, Australia. His research interests include the modeling of complex systems, robotics, and haptics. He has published more than 900 scientific papers in various international journals and conferences. He is a Fellow of IEEE (FIEEE), Engineers Australia (FIEAust), the Institution of Engineering and Technology (FIET). Saeid is a Fellow of the Australian Academy of Technology and Engineering (ATSE), co-Editor-in-Chief of the IEEE Systems Journal, Associate Editor of IEEE Transactions on Cybernetics and Editor-In-Chief: IEEE SMC Magazine.
