Prof.Drs. Efendi Barus, MA, Ph.D
Universitas Islam Sumatera Utara, Medan, Indonesia
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Prof. Dr. Himpun Panggabean,M.Hum
Universitas Methodist Indonesia, Medan, Indonesia
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Dr. Sahlan Tampubolon,M.Hum
Universitas HKBP Nommensen, Medan, Indonesia
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Prof. Dr. Milisi Sembiring,M.Hum
Universitas Methodist Indonesia, Medan, Indonesia
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Dr. Atabong Alemanjoh Mariana Nkea

Bamenda University Cameroon

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  Brenfel Castillo-Hajan       

Philippine Normal University, Philippines

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Su-Hie Ting

Universiti Malaysia Sarawak, Malaysia

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Feras Alkabani

University of Sussex, United Kingdom

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        Dony Adiatma Ginting,S.Pd.,MS.

STKIP Al Maksum Langkat, Indonesia

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Dr, Anita Purba,M.Hum

 Universitas Simalunggun, Indonesia

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    Teresa Wai See Ong

 Nanyang Techological University, Singapore

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Pham Vu Phi Ho, PhD.

Van Lang University, Vietnam

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Emmanuel kyei,MA.,P.hD

AKENTEN APPIAH-MENKA UNIVERSITY, Ghana
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Dr. Tri Pujiati,S.S.,M.M., M.Hum.

Universitas Trunijoyo Jatim, Indonesia

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