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. 2019 Apr 24;10:693. doi: 10.3389/fpsyg.2019.00693

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Copyright © 2019 Szczuka and Krämer.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

PMC Copyright notice

Examples of the human-like (left) and the machine-like (right) robotic stimuli. The author of the work holds the permission to use the pictures [copyright holder left picture: Sam Do (WM Dolls), copyright holder right picture: Jessica Szczuka]. Please note that due to missing consent, this figure does not show an example for the human stimuli.