We need a clearer understanding of disease patterns and ecosystem impacts before embarking on eradication strategies, says Ummer Rashid Zargar.

Biofortified crops are carefully selected to work for, not against, poor farmers, says Bonnie McClafferty from HarvestPlus.

Tackling micronutrient deficiencies isn't as simple as popping a few pills, says Michiel Korthals.

Fortifying food will only boost health if the micronutrients are in a form the body can use, says Geoff Douglas.