Shaykh Dr Zaid Alsalami is an Iraqi born scholar, raised in Australia. He obtained a BA from Al-Mustafa University, Qom, and an MA from the Islamic College in London. He also obtained a PhD from ANU, Canberra. He has written and translated several Islamic texts and also prepared educational videos on Islamic rulings and practices.
Based on the common tradition narrated from Imam Muhammad al-Baqir (a.s.), when asked about the meaning of Surah Qaaf, verse, 15, he (a.s.) replied that there were Adams before and there will be Adams after. However, we do not have any further information beyond this. Nothing has been said in description of them.
The Almighty says in the Holy Quran:
وَيَخْلُقُ مَا لَا تَعْلَمُونَ
"And He creates what you do not know." (Surah al-Nahl, verse 8).
And Allah knows best.