Thought this might be of interest to some readers. Copy-pasted from here:

The ICTP and the OPEC Fund for International Development (OFID) announce a joint programme offering fellowships and research/training opportunities to PhD students enrolled in universities in developing countries within areas of ICTP’s scientific and technical competence.

The OFID Postgraduate Fellowships will support 15 doctoral students from developing countries to access ICTP and partner research/training facilities for up to six months per year for three consecutive years. Fellows will carry out  research/training towards their PhD within the Sandwich Training Educational Programme (STEP) scheme at ICTP mentored by co-supervisors at the host institutes in coordination with their supervisors at their home institutes.

Fields of study: any of the ICTP fields of research (including mathematics).

Duration: 3 years; stays of up to 6 months per year

Eligibility: PhD students from developing countries (except OPEC and OFID member countries).
Fellowships are awarded on a merit basis; priority will be given to young researchers from least developed countries.

Entitlements: EUR 1,400 per month during each stay at the host institute as well as the costs of travel and medical insurance.

Deadline: 15 August 2015

How to apply: Please follow the STEP application procedure, located here.

Contact: ictp.ofid@ictp.it