{
  "description": "An editorial map of concepts in André Krumel Portella's publication archive. Nearby positions suggest related meaning; lines mark selected topical links. Shared-publication counts describe tagging overlap, not scientific proof or a measured semantic distance.",
  "groups": [
    {
      "id": "development",
      "label": "Early development"
    },
    {
      "id": "mechanisms",
      "label": "Biological pathways"
    },
    {
      "id": "behavior",
      "label": "Behavior and context"
    },
    {
      "id": "health",
      "label": "Health and evidence"
    }
  ],
  "nodes": [
    {
      "id": "early-life",
      "x": 250,
      "y": 145,
      "group": "development",
      "lines": [
        "Early experiences",
        "and later health"
      ],
      "label": "Early experiences and later health",
      "question": "How can experiences early in life relate to health years later?",
      "publication_count": 21
    },
    {
      "id": "fetal-growth",
      "x": 495,
      "y": 145,
      "group": "development",
      "lines": [
        "Growth before birth"
      ],
      "label": "Growth before birth",
      "question": "What does restricted growth before birth measure, and what can it predict?",
      "publication_count": 21
    },
    {
      "id": "caregiving",
      "x": 110,
      "y": 315,
      "group": "development",
      "lines": [
        "Caregiving across",
        "generations"
      ],
      "label": "Caregiving across generations",
      "question": "How might experiences of care affect parents and children across generations?",
      "publication_count": 5
    },
    {
      "id": "breastfeeding",
      "x": 335,
      "y": 325,
      "group": "development",
      "lines": [
        "Breastfeeding",
        "and development"
      ],
      "label": "Breastfeeding and development",
      "question": "What is known about breastfeeding for children with different early-life risks?",
      "publication_count": 2
    },
    {
      "id": "stress",
      "x": 100,
      "y": 515,
      "group": "mechanisms",
      "lines": [
        "The stress response"
      ],
      "label": "The body's response to stress",
      "question": "How does the stress response develop and affect later behavior?",
      "publication_count": 10
    },
    {
      "id": "brain-plasticity",
      "x": 340,
      "y": 515,
      "group": "mechanisms",
      "lines": [
        "How experience",
        "changes the brain"
      ],
      "label": "How experience changes the brain",
      "question": "What does it mean for early experiences to leave lasting changes in brain function?",
      "publication_count": 12
    },
    {
      "id": "nutrition",
      "x": 565,
      "y": 325,
      "group": "behavior",
      "lines": [
        "Nutrition across",
        "the life course"
      ],
      "label": "Nutrition across the life course",
      "question": "How can nutrition during pregnancy, infancy, and adulthood affect health differently?",
      "publication_count": 11
    },
    {
      "id": "genes-environment",
      "x": 575,
      "y": 535,
      "group": "mechanisms",
      "lines": [
        "Genes and",
        "Environment"
      ],
      "label": "Genes and Environment",
      "question": "How can surroundings change the effect associated with a genetic difference?",
      "publication_count": 7
    },
    {
      "id": "social-conditions",
      "x": 120,
      "y": 700,
      "group": "behavior",
      "lines": [
        "Social conditions",
        "and health"
      ],
      "label": "Social conditions and health",
      "question": "How do income, education, and neighborhood conditions interact with biology?",
      "publication_count": 5
    },
    {
      "id": "research-evidence",
      "x": 420,
      "y": 700,
      "group": "health",
      "lines": [
        "Reading animal",
        "and human studies"
      ],
      "label": "Reading animal and human studies",
      "question": "What can experiments in animals, human observations, and reviews each tell us?",
      "publication_count": 28
    },
    {
      "id": "reward",
      "x": 810,
      "y": 455,
      "group": "mechanisms",
      "lines": [
        "Food and brain",
        "reward"
      ],
      "label": "Food and the brain's reward system",
      "question": "Why can the same food feel more motivating in one setting or person than another?",
      "publication_count": 16
    },
    {
      "id": "dopamine",
      "x": 960,
      "y": 575,
      "group": "mechanisms",
      "lines": [
        "Dopamine"
      ],
      "label": "Dopamine",
      "question": "What does dopamine do in motivation, food choice, and stress?",
      "publication_count": 8
    },
    {
      "id": "serotonin",
      "x": 1080,
      "y": 715,
      "group": "mechanisms",
      "lines": [
        "Serotonin"
      ],
      "label": "Serotonin",
      "question": "How might serotonin relate to eating and mood?",
      "publication_count": 1
    },
    {
      "id": "food-preference",
      "x": 810,
      "y": 240,
      "group": "behavior",
      "lines": [
        "How food",
        "preferences develop"
      ],
      "label": "How food preferences develop",
      "question": "When and how do preferences for sweet, fatty, or other foods take shape?",
      "publication_count": 24
    },
    {
      "id": "food-environment",
      "x": 1060,
      "y": 250,
      "group": "behavior",
      "lines": [
        "The food",
        "environment"
      ],
      "label": "The food environment",
      "question": "How can shops, prices, displays, and food access shape eating?",
      "publication_count": 3
    },
    {
      "id": "activity",
      "x": 1060,
      "y": 410,
      "group": "behavior",
      "lines": [
        "Physical activity",
        "and health"
      ],
      "label": "Physical activity and health",
      "question": "How do early development and later circumstances relate to physical activity?",
      "publication_count": 3
    },
    {
      "id": "insulin",
      "x": 740,
      "y": 90,
      "group": "mechanisms",
      "lines": [
        "Insulin in body",
        "and brain"
      ],
      "label": "Insulin in the body and brain",
      "question": "What does insulin do beyond controlling blood sugar?",
      "publication_count": 5
    },
    {
      "id": "mental-metabolic",
      "x": 995,
      "y": 90,
      "group": "health",
      "lines": [
        "Mental and",
        "metabolic health"
      ],
      "label": "Mental and metabolic health together",
      "question": "Why do mental health conditions and diseases such as diabetes sometimes occur together?",
      "publication_count": 6
    }
  ],
  "edges": [
    {
      "source": "early-life",
      "target": "fetal-growth",
      "shared_publications": 4
    },
    {
      "source": "early-life",
      "target": "caregiving",
      "shared_publications": 2
    },
    {
      "source": "early-life",
      "target": "stress",
      "shared_publications": 6
    },
    {
      "source": "early-life",
      "target": "brain-plasticity",
      "shared_publications": 7
    },
    {
      "source": "fetal-growth",
      "target": "breastfeeding",
      "shared_publications": 2
    },
    {
      "source": "fetal-growth",
      "target": "nutrition",
      "shared_publications": 7
    },
    {
      "source": "fetal-growth",
      "target": "food-preference",
      "shared_publications": 13
    },
    {
      "source": "fetal-growth",
      "target": "research-evidence",
      "shared_publications": 15
    },
    {
      "source": "caregiving",
      "target": "stress",
      "shared_publications": 4
    },
    {
      "source": "caregiving",
      "target": "brain-plasticity",
      "shared_publications": 3
    },
    {
      "source": "stress",
      "target": "brain-plasticity",
      "shared_publications": 4
    },
    {
      "source": "stress",
      "target": "social-conditions",
      "shared_publications": 1
    },
    {
      "source": "brain-plasticity",
      "target": "reward",
      "shared_publications": 3
    },
    {
      "source": "brain-plasticity",
      "target": "research-evidence",
      "shared_publications": 7
    },
    {
      "source": "nutrition",
      "target": "food-preference",
      "shared_publications": 6
    },
    {
      "source": "nutrition",
      "target": "insulin",
      "shared_publications": 1
    },
    {
      "source": "nutrition",
      "target": "food-environment",
      "shared_publications": 1
    },
    {
      "source": "genes-environment",
      "target": "dopamine",
      "shared_publications": 5
    },
    {
      "source": "genes-environment",
      "target": "mental-metabolic",
      "shared_publications": 2
    },
    {
      "source": "genes-environment",
      "target": "social-conditions",
      "shared_publications": 1
    },
    {
      "source": "reward",
      "target": "dopamine",
      "shared_publications": 3
    },
    {
      "source": "reward",
      "target": "food-preference",
      "shared_publications": 13
    },
    {
      "source": "reward",
      "target": "serotonin",
      "shared_publications": 1
    },
    {
      "source": "food-preference",
      "target": "food-environment",
      "shared_publications": 1
    },
    {
      "source": "food-preference",
      "target": "activity",
      "shared_publications": 1
    },
    {
      "source": "food-preference",
      "target": "dopamine",
      "shared_publications": 2
    },
    {
      "source": "food-preference",
      "target": "serotonin",
      "shared_publications": 1
    },
    {
      "source": "insulin",
      "target": "mental-metabolic",
      "shared_publications": 1
    },
    {
      "source": "social-conditions",
      "target": "food-environment",
      "shared_publications": 1
    }
  ]
}