Di penghujung tahun 2018, tepatnya tanggal 5 Desember 2018, Jurusan Adm. Bisnis kembali menyelenggarakan International Guest Lecturer Series IV. Kegiatan kuliah tamu ini di isi oleh Dr. Meghan Downes dari Monash University Australia & National University of Singapura. Tema International Guest Lecturer Series IV adalah Business Ethics And Environmental Justice dan diikuti oleh 224 peserta. Menurut panitia kuliah tamu Unang Mulkhan, S.A.B, M.B.A, Ph.D dalam penjelasannya dalam bahasa Inggris menyatakan “Dr. Meghan Downes is a reserch fellow jointly affiliated with Monas University’s School of Social Science teh National University of Singapore’s Asia Research. Hers research area include environmental ang digital humanities, urban youth, and the poltics of media and popular culture, with a particular focus on Southeast Asia. She complede Ph.D at the Australian National University, has previously held postdoctoral fellowship at the National University of Singapore, and is also recipient of two Australian Government Endeovour Awards for her research on contemporary Indonesia”. Secara terpisah panitia kuliah tamu Rialdi Azhar, S.E., M.S.A. AK., CA. menambahkan dalam kurun waktu 2017 – 2018 Jurusan Adm. Bisnis telah menyelenggarakan 5 kali International Guest Lecturer. Capaian ini merupakan bagian dari upaya persiapan dan percepatan proses meraih Sertifikasi Internasional ASEAN University Network – Quality Assurance (AUN-QA) pada Jurusan Ilmu Adm. Bisnis FISIP Unila.