{"version":"1.0","provider_name":"Freedom Games 2023","provider_url":"https:\/\/2024.igrzyskawolnosci.pl\/en","author_name":"preview","author_url":"https:\/\/2024.igrzyskawolnosci.pl\/en\/author\/preview\/","title":"Pawe\u0142 Kaczmarczyk","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"zDPM9vtKt0\"><a href=\"https:\/\/2024.igrzyskawolnosci.pl\/en\/speaker\/pawel-kaczmarczyk\/\">Pawe\u0142 Kaczmarczyk<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/2024.igrzyskawolnosci.pl\/en\/speaker\/pawel-kaczmarczyk\/embed\/#?secret=zDPM9vtKt0\" width=\"600\" height=\"338\" title=\"&#8220;Pawe\u0142 Kaczmarczyk&#8221; &#8212; Freedom Games 2023\" data-secret=\"zDPM9vtKt0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/2024.igrzyskawolnosci.pl\/en\/wp-content\/uploads\/sites\/2\/2024\/10\/PKaczmarczyk_1-Pawel-Kaczmarczyk.jpg","thumbnail_width":882,"thumbnail_height":1200,"description":"Pawe\u0142 Kaczmarczyk is director of the Centre of Migration Research at the University of Warsaw and professor at the Faculty of Economic Sciences, University of Warsaw. He is also coordinating the Centre of Excellence in Social Sciences at the same University. He is member of the Committee on Demographic Studies and the Committee on Migration [&hellip;]"}