After the long and gruelling US presidential campaign, both supporters and opponents of the presumptive winner – including this Kigali-based, naturalized citizen - have two things in common: they love their country and they are absolutely exhausted.

But for the publicly declared - but not confirmed - new President, Joe Biden, vice president Kamala Harris and their transition team, there will be no rest at all and their work is only just beginning.

The initial focus will be internal - controlling the coronavirus pandemic and reviving the economy - but many people here in Rwanda and around the world will be watching and waiting to see how the USA also re-engages with the rest of the world and re-asserts its traditional leadership in relation to such important issues as trade, foreign investment, human rights, climate change, conflict management, arms control, balance of power, etc.

For example, will the USA rejoin the Paris Climate Accord, the World Health Organization, the Iran nuclear deal and the Intermediate-Range Nuclear Forces (INF) Treaty with Russia?

And on an individual level, how will the new leader show up on the global stage?

There is no way of knowing the future and leaders can certainly change their attitudes and behaviour over time but we already know a lot about the new US leader after nearly 50 years in public service.

Here are the five key global leadership traits that are a bit different from what purely domestic or corporate leaders might need and that the new president Biden already seems to possess: