Pavlina Koleva

Miao Wang, Alok Sharma and Nigel Topping

Reviewed by Pavlina Koleva

Poppy Taylor

Translated by Zornitsa Atanasova

Reviewed by Pavlina Koleva

TED-Ed

Translated by Zornitsa Atanasova

Reviewed by Pavlina Koleva

Кора Коулс

Translated by Nina Kraeva

Reviewed by Pavlina Koleva

Chinyanta Kabaso

Translated by Zornitsa Atanasova

Reviewed by Pavlina Koleva

Germán Santillán

Translated by Anna Dimitrova

Reviewed by Pavlina Koleva

Shannon Odell

Translated by Zornitsa Atanasova

Reviewed by Pavlina Koleva

Vivian Jiang

Translated by Kristina Yakimova

Reviewed by Pavlina Koleva

TED-Ed

Translated by Nadia Hristova

Reviewed by Pavlina Koleva

Henri Picciotto

Translated by Zornitsa Atanasova

Reviewed by Pavlina Koleva

William T. Taylor

Translated by Kristina Yakimova

Reviewed by Pavlina Koleva

Luis von Ahn

Translated by Pavlina Koleva

Reviewed by Yordanka Stefanova

Ivan Vetzev

Transcribed by Маноела Иванова

Reviewed by Pavlina Koleva

Diana Nasteva

Transcribed by Маноела Иванова

Reviewed by Pavlina Koleva

Prosanta Chakrabarty

Translated by Pavlina Koleva

Reviewed by Anton Hikov

Victor Hristov

Transcribed by Маноела Иванова

Reviewed by Pavlina Koleva

Кристиян Григоров

Transcribed by Маноела Иванова

Reviewed by Pavlina Koleva

TED-Ed

Translated by Nadia Hristova

Reviewed by Pavlina Koleva