<div dir="ltr"><div style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Calibri,Arial,Helvetica,sans-serif;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:black"><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline">Dear Colleagues,</span><br aria-hidden="true"></div><div dir="ltr" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:15px;line-height:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(36,36,36)"><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Calibri,Arial,Helvetica,sans-serif;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:black"><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"><br aria-hidden="true"></div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">We are currently conducting a meta-analysis on the efficacy of <b>number line interventions</b> in improving mathematical skills. The team includes Maristella Lunardon (International School for Advanced Studies, SISSA), Dr. Ella James-Brabham, Dr. Hugues Lortie-Forgues and Dr. Francesco Sella (Loughborough University). We would like to include any unpublished data you may have collected looking at this in our review.</div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"><br aria-hidden="true"></div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">Our inclusion criteria are:</div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">-Type of intervention: The main component of the numerical intervention must be the number line, either in the form of board games or visual number lines.</div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">-Intervention design: Post-test measures must be collected and at least one control group must be included.</div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">-Measure of mathematical ability: mathematical skills must be measured using direct assessment.</div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"><br aria-hidden="true"></div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">If you have unpublished data that meets our criteria or if you have any questions about whether your data is suitable, please get in touch by the end of July 2023 (<a href="mailto:maristella.lunardon@sissa.it">maristella.lunardon@sissa.it</a>).</div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"><br aria-hidden="true"></div>Many thanks for your help!<br aria-hidden="true"></div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Calibri,Arial,Helvetica,sans-serif;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:black"><br aria-hidden="true"></div><div id="gmail-x_x_Signature" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Calibri,Arial,Helvetica,sans-serif;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:black"><br aria-hidden="true"></div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Calibri,Arial,Helvetica,sans-serif;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:black"><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:10pt;line-height:inherit;font-family:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">Maristella Lunardon</span></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Calibri,Arial,Helvetica,sans-serif;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:black"><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:10pt;line-height:inherit;font-family:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">PhD Candidate in Cognitive Neuroscience</span><br aria-hidden="true"><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:10pt;line-height:inherit;font-family:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">Scuola Internazionale Superiore di Studi Avanzati (SISSA)</span><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:10pt;line-height:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline">Via Bonomea 265, 34136 - Trieste, Italy</span></div></div></div></div></div></div></div>