Hitchhiker's Data Collector

The primary function of HDC is to provide a statistical measurement on the severity of a personal hitchhiker's thumb case. This data is also used for a research task.

You will be shown a series of thumb images in increasing severity. Click through until you find the one that best matches your own thumb's hyperextension. You can also set your age for demographic data.

Your name or alias (First name only.)

By checking this box, you agree that any data processed and/or calculated throughout the duration of this test can and will be sent to the developer for use in anonymous research. Data is processed safely and will not be shared with any other entities.