<h1>&nbsp;</h1> <div class="toc-about clearfix"> <h1><a href="http://many.at/links2tabs" class="header">Psychology - психологія 心理学 psychologie 心理學 ψυχολογία psychologia मनोविज्ञान pszichológia உளவியலாளர்கள் psicologia మానసిక నిపుణులు 심리학 psykologi tâm lý học psikoloji психология psicólogos علم النفس psicología פסיכולוגיה</a></h1><p>References 1 - 4 for Intelligenz von Geschwistern - Kluge Erstgeborene, rebellische Nesthäkchen</p> </div><!-- class="about clearfix" --><h1>&nbsp;</h1> <div id="mysitesnoframes" class="sites_content"><ul> <li><a rel="nofollow" href="http://www.sueddeutsche.de/thema/Intelligenz" ><img src="/wp-content/images/icons/32/globe2.png" width="32" height="32" /><strong>[1] Intelligenz</strong>sueddeutsche.de</a></li> <li><a rel="nofollow" href="http://www.pnas.org/cgi/doi/10.1073/pnas.1506451112" ><img src="/wp-content/images/icons/32/globe3.png" width="32" height="32" /><strong>[2] im Fachblatt Proceedings of the National Academy of Sciences...</strong>pnas.org</a></li> <li><a rel="nofollow" href="http://www.sciencedirect.com/science/article/pii/S0092656615000525" ><img src="/wp-content/images/icons/32/globe4.png" width="32" height="32" /><strong>[3] Untersuchung an rund 377 000 US-amerikanischen Schülern</strong>sciencedirect.com</a></li> <li><a rel="nofollow" href="http://www.sueddeutsche.de/leben/einzelkinder-man-sollte-geschwister-nicht-zu-sehr-verklaeren-1.2650857" ><img src="/wp-content/images/icons/32/globe5.png" width="32" height="32" /><strong>[4] Schlaf</strong>sueddeutsche.de</a></li> </ul></div> Your browser does not handle frames, which are required to view the sites in tabs. Please upgrade to a more modern browser.<br /><br />