Guide to OpenSesame

OpenSesame is an open-source software package for building and running psychology experiments. It's written in Python and is available for Windows, OS X, and Linux systems.

Using a button box with OpenSesame

The File:SRBoxexample.opensesame.tar.gz provides a demonstration of how to collect button presses in an OpenSesame experiment.

In this example the basic pattern of presenting a stimulus and waiting for a response proceeds in three steps. Take a look at the experiment overview:

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First, text is displayed to the subject in the 'intro' text display item. By default items of this type wait for a keypress, but we change the default 'keypress' value of the Duration property to '0' to cause the script to immediately execute the following item.

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