Actually available, correct, usable, and complete materials.

<p>Percentage of articles with materials reported available at an independent archive or personal website that were actually available, had correct materials, had usable materials, and had complete materials. Once <i>Psychological Science</i> started offering badges, some articles reported availability but did not earn a badge, and others reported availability and did earn a badge. These are represented separately. Total number of articles reported in data points. Underlying data (<a href="https://osf.io/8ds2g/" target="_blank">https://osf.io/8ds2g/</a>) and scripts (<a href="https://osf.io/f7kqr/" target="_blank">https://osf.io/f7kqr/</a>) to reproduce this figure are available on the Open Science Framework.</p

Reportedly available materials.

<p>Percentage of articles reporting open materials by half year by journal. Darker line indicates <i>Psychological Science</i>, and dotted red line indicates when badges were introduced in <i>Psychological Science</i> and none of the comparison journals. Underlying data (<a href="https://osf.io/a29bt/" target="_blank">https://osf.io/a29bt/</a>) and scripts (<a href="https://osf.io/bdtnq/" target="_blank">https://osf.io/bdtnq/</a>) to reproduce this figure are available on the Open Science Framework.</p

Article coding scheme.

<p>A visual illustration of the full coding scheme used to evaluate the availability of data and materials. This figure is available for download on the Open Science Framework at <a href="https://osf.io/kjsxv/" target="_blank">https://osf.io/kjsxv/</a>.</p

Actually available, correct, usable, and complete data.

<p>Percentage of articles with data reported available at an independent archive or personal website that were actually available, had correct data, had usable data, and had complete data. Once <i>Psychological Science</i> started offering badges, some articles reported availability but either did not apply for or earn a badge; others reported availability and did earn a badge. These are represented separately. Total number of articles reported in data points. Underlying data (<a href="https://osf.io/srgjb/" target="_blank">https://osf.io/srgjb/</a>) and scripts (<a href="https://osf.io/d78cf/" target="_blank">https://osf.io/d78cf/</a>) to reproduce this figure are available on the Open Science Framework.</p

Reportedly available data.

<p>Percentage of articles reporting open data by half year by journal. Darker line indicates <i>Psychological Science</i>, and dotted red line indicates when badges were introduced in <i>Psychological Science</i> and none of the comparison journals. Underlying data (<a href="https://osf.io/a29bt/" target="_blank">https://osf.io/a29bt/</a>) and scripts (<a href="https://osf.io/bdtnq/" target="_blank">https://osf.io/bdtnq/</a>) to reproduce this figure can be found on the Open Science Framework.</p