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Caltech's bioengineering research applies engineering concepts to develop, analyze, build, and modify biological systems, while also exploring novel engineering approaches inspired by nature's designs. Key research domains encompass: medical devices, biological imaging, nature-inspired engineering, movement mechanics in living organisms, healthcare technologies, cellular and tissue development, molecular computing, artificial biological systems, and complex biological networks. The PhD program equips students to emerge as pioneering researchers and innovators in both academic and industrial settings. Graduate education fosters deep expertise in specialized research fields while ensuring comprehensive understanding across bioengineering disciplines. Upon completing the program, students should demonstrate: broad bioengineering literacy with specialized mastery in their focus area, capability to design and execute original research projects, and proficiency in publicly presenting and defending their dissertation findings.