diff --git a/content/speakers/behlul.md b/content/speakers/behlul.md
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+---
+key: behlul
+name: Behlül Çalışkan
+id: D1UJEdrxhHQowlM2LoIusKF26ir2
+feature: true
+company: ''
+city: 'Istanbul, Turkey'
+photoURL: /images/speakers/behlul.jpg
+socials:
+  - icon: twitter
+    link: 'https://twitter.com/BehlulCaliskan'
+    name: BehlulCaliskan
+---
+Behlül Çalışkan, born in 1982, received a Master’s Degree at Marmara University based on his research into user interactions in online newspapers. In 2016, he completed his PhD in journalism at the same university with a dissertation entitled “The Impact of Information Leaks on Journalism in a Networked Society”. In his academic works, he has mostly focused on theoretical and empirical studies on media, communication and culture in Turkey. His research has concentrated on topics such as new media, digital journalism and information leaks. Recently he finished his post-doctoral study on alternative minority media at the University of Macedonia in Greece.
diff --git a/content/speakers/dilan.md b/content/speakers/dilan.md
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+---
+key: dilan
+name: Dilan Çelik
+id: D1UJEdrxhHQowlM2LoIusKF26ir2
+feature: true
+company: 'Yer Çizenler'
+city: 'Istanbul, Turkey'
+photoURL: /images/speakers/dilan.jpeg
+socials:
+  - icon: linkedin
+    link: 'https://tr.linkedin.com/in/dilancelik'
+    name: dilan
+---
+I am Dilan, I graduated from Yıldız Technical University as a Geomatics Engineer. I've worked at different projects about GIS. Now i am working with Yer Çizenler Mapping for Everyone Association for improving OpenStreetMap data.
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diff --git a/content/speakers/netha.md b/content/speakers/netha.md
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--- a/content/speakers/netha.md
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@@ -3,7 +3,7 @@ key: netha
 name: Netha Hussain
 id: D1UJEdrxhHQowlM2LoIusKF26ir2
 feature: true
-company: 'University of Gothenburg'
+company: 'Wikimedia'
 city: 'Gothenburg, Sweden'
 photoURL: /images/speakers/netha.jpg
 socials:
diff --git a/content/speakers/orkut.md b/content/speakers/orkut.md
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+---
+key: orkut
+name: Orkut Murat Yılmaz
+id: D1UJEdrxhHQowlM2LoIusKF26ir2
+feature: true
+company: 'Yer Çizenler'
+city: 'Istanbul, Turkey'
+photoURL: /images/speakers/orkut.jpeg
+socials:
+  - icon: twitter
+    link: 'https://twitter.com/orkutmurat'
+    name: orkutmurat
+---
+Drupal, OpenStreetMap, Geospatial Data, GeoInformatics
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diff --git a/content/speakers/pinar_dag.md b/content/speakers/pinar_dag.md
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+---
+key: pinar_dag
+name: Pinar Dağ
+id: D1UJEdrxhHQowlM2LoIusKF26ir2
+feature: true
+company: 'Kadir Has University'
+city: 'Istanbul, Turkey'
+photoURL: /images/speakers/pinar_dag.jpg
+socials:
+  - icon: twitter
+    link: 'https://twitter.com/pinardag'
+    name: pinardag
+---
+Lecturer - Co-founder of Data Literacy Association. Her research interests are data journalism, open data, data visualization and big data.
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